OTA Updates/Apple Watch/7.3

From The Apple Wiki

Apple Watch Series 3

Watch3,1

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
7.3 18S801[1] 7.1 beta 18R5552f 26 January 2021 a668e47311471469ba903c2d1f673ef551689dc1.zip 426,327,231
7.1 beta 2 18R5561e 7b9bd21be7d9654d371d8246b85b87ad99410ff8.zip 375,664,594
7.1 beta 3 18R5572f 48fa5362e93ffb5c93d3aeb421838774c267f018.zip 338,788,046
7.1 beta 4 18R5585a 01471f0d24b1f700bffaf5d54115e68311669396.zip 329,275,323
7.2 beta 18S5545f e4da2fcdcd0a3a3ab83063499e507de48aa32d44.zip 270,094,220
7.2 beta 2 18S5555c b958965a3b9b3e03060d4ad40129aa8395022a7d.zip 244,405,106
7.2 beta 3 18S5561a c7726eb6db504b311498a481b531af4b1839d256.zip 244,026,232
7.3 beta 18S5780d 30a4a944ca2351d2b30d3f1ebaa1156688d5ea7f.zip 223,709,597
18S801 1a79d7030fa144e51d4333e3af69f64b7d8e2dce.zip 1,747,790,024
5.3.6 16U662 54bea1cf2759914d914edbdfb669f40ebf93d6b2.zip 1,250,049,690
5.3.7 16U674 105efde9b37d597652f6d82116bdf46eb75a1fed.zip 1,250,044,815
5.3.8 16U680 140a385b32fbf0c44f84ac233d722efa63939560.zip 1,250,024,062
6.0 17R575 b8154f543e8833184c98fb878b46d0a62c4e0e85.zip 1,144,377,321
6.1 17S84 39371ec130222e537c489dfe390bd3e5a1bab592.zip 1,080,997,828
6.1.1 17S449 a6ca1bd85f8cf1f2a672450d26ff5a8ec175a487.zip 1,080,677,423
6.1.2 17S796 a7ecdc5806210abbfe591f7b08b1765d24a59bd8.zip 1,080,391,799
6.1.3 17S811 7a1cc1562557f3d2b31ea93cba190db23c2ad525.zip 1,080,394,734
6.2 17T529 2af7fe9c76c6950863b52c85d8142bb6050c19bf.zip 1,066,229,797
6.2.1 17T530 cc99529543dcaafb2ccf9303ad856ba30863d633.zip 1,066,230,093
6.2.5 17T608 f712d87ff25a04fd2cb0047162f4ad32eb81501e.zip 1,065,407,240
6.2.6 17T620 70c54d2d64599ee74916fddbcfa58494ba9fde9e.zip 1,065,408,061
6.2.8 17U63 de22507d59d783adb16dd2b79e3e98cfffafb667.zip 1,066,061,398
7.0 18R382 4fe551fb4a2b5bb57da7029568e6d7ba3720b4b2.zip 459,700,616
7.0.1 18R395 78599a49f230937f439ea5373914a871ef8bbecc.zip 459,635,172
7.0.2 18R402 019e6dbee94c2b9777fff61835c373375a1d9d51.zip 459,597,127
7.0.3 18R410 094a85eff2e8c0b7cf3c07768810b1414903d6a2.zip 459,592,706
7.1 RC 18R589 733b9bd5a25b3aab7704907615235f4e8de1c4d0.zip 327,838,152
7.1 18R590 564ed88b376ad67f57f59e936ee0d846b47f298f.zip 327,823,402
7.2 18S563 d4eb10ca739644a60d66f3bc597126705a41c050.zip 229,878,252

Watch3,2

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
7.3 18S801[1] 7.1 beta 18R5552f 26 January 2021 50a28458091efb804c4fb8e5a13643e0dc4b3530.zip 426,349,722
7.1 beta 2 18R5561e f44ec9e53881356b2cb7fc3d098b627ad37cbad1.zip 375,645,537
7.1 beta 3 18R5572f 847284356f45f350d527cac8de3917e1e3cec59f.zip 338,776,661
7.1 beta 4 18R5585a 25e85280b463ea88e90c1c7516a500acd12a2d54.zip 329,246,625
7.2 beta 18S5545f 5432807e3dae2dc1b5d8bce8a9747d0323831a1f.zip 270,113,029
7.2 beta 2 18S5555c b040aee0b37d9bfbbdbc05e03016d25d71b4fe1b.zip 244,427,386
7.2 beta 3 18S5561a ceaebb36be79853c7ba5c91c95236da62393b3fc.zip 244,056,596
7.3 beta 18S5780d 5592911b55bbc74c7192c68d238f1e57d68d45a6.zip 223,727,421
18S801 463a217ceb7757a5599dcfdc5a960ef7812d75b3.zip 1,756,627,986
5.3.6 16U662 b40202d847b3236ae2b120e52a6ccb3942284e9e.zip 1,253,282,395
5.3.7 16U674 ccec5d32d86fd931c4c0ad870712a944180352e7.zip 1,253,277,468
5.3.8 16U680 f1808d423155cb43c4ff30ae65036f69153769aa.zip 1,253,256,495
6.0 17R575 adb2c564f84d56e49eae1f69571d7f9a28fbbb41.zip 1,146,059,592
6.1 17S84 b5fcffae3e6e0606ff0c38dfac70ae3edbd0e096.zip 1,082,706,922
6.1.1 17S449 6bfa5cb3c592f77c6034d6abe26fa750ed89838f.zip 1,082,375,457
6.1.2 17S796 457196633ca655d4024cd2e6e0c2f323d9826944.zip 1,082,081,939
6.1.3 17S811 c676684b859b658c678e57652ff561b0ae0db620.zip 1,082,080,696
6.2 17T529 89a55604d0e7b7819c4e5527cb3188f0df255ca9.zip 1,068,076,303
6.2.1 17T530 b3c90d94f7283840eaf7185125d6d24e291c1e21.zip 1,068,079,309
6.2.5 17T608 65bdc876bd1adb72da8131d26fc28ae95ff6422c.zip 1,067,221,924
6.2.6 17T620 9acdf94bd626c705d625a36f9bd3f4922cf46206.zip 1,067,224,003
6.2.8 17U63 36fb98135d4d6657716d983460d03340a3a9e38b.zip 1,067,908,991
7.0 18R382 264e7b30a4f66b6a8616bb5f982d9173e5f71985.zip 459,604,121
7.0.1 18R395 03ab82f7949587559abb676e39c7e09427ed5be6.zip 459,593,515
7.0.2 18R402 dcf4005b0fdabc093285d066fe0c3764a60817b5.zip 459,556,172
7.0.3 18R410 63c46fa85641af8f7a8f71e8c8992994bade9d0f.zip 459,553,797
7.1 RC 18R589 37bf4adeacdb469d0ecf3283453aec41b3118e17.zip 327,805,651
7.1 18R590 57e15fca21d3fd132368e6f9dbada2ac828204dc.zip 327,790,274
7.2 18S563 f1c2e7788ffaec6b2edfa2b89aa147f2ce931694.zip 229,901,969

Watch3,3

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
7.3 18S801[1] 7.1 beta 18R5552f 26 January 2021 c8121f34144b29c0981531065bcd97d23991130e.zip 396,471,440
7.1 beta 2 18R5561e 1519d18cb738948163c559b172b996bc06b3e1fc.zip 346,005,270
7.1 beta 3 18R5572f 9a97d125795e1a6c2258c1c0a8856d1c0070ca65.zip 310,932,266
7.1 beta 4 18R5585a a34936a1248f2d42a673a326b6ccc032370ad1de.zip 301,355,523
7.2 beta 18S5545f b8fa6deeedf9c50981809e56d926456138672363.zip 241,182,456
7.2 beta 2 18S5555c 168781de1eb563ff5ca30ff3d0e4bfce0eb90875.zip 215,249,495
7.2 beta 3 18S5561a d7e4ae80c507c5a0b3eca633360943c1ead53b8e.zip 214,922,101
7.3 beta 18S5780d 58c7db4879efdc55de974d7d7f860ef727efda2e.zip 194,148,424
18S801 132868da00c3dfa72043c9775ac56148d1259e64.zip 1,679,950,097
5.3.6 16U662 02e0412c48dd449d8b35226d7ab1f481f79d12c2.zip 1,212,082,202
5.3.7 16U674 1dff4c5f9f09fcef60bf5634139dd563b3084755.zip 1,212,078,890
5.3.8 16U680 0b9074956e21a8d0c1b89c40e781d8fa8b1dca76.zip 1,212,058,140
6.0 17R575 e7419235d9f90a4c464a083d5d2461c3c1f0fde7.zip 1,104,707,776
6.1 17S84 1fa47ab43e4cc1d789e2210c5bd68e075bcfcc8c.zip 1,042,059,508
6.1.1 17S449 724f8ca4f0b7703ef866a122274865f8737892be.zip 1,041,662,280
6.1.2 17S796 364a7a76ebea65eb495d5105652f6e9ca806c2a2.zip 1,042,289,433
6.1.3 17S811 7ffc4c9866e8d7ac8a4a16b5d8c9f50b23f53a7c.zip 1,042,291,629
6.2 17T529 7e6c82e4bfbf6f3c2741987b34f488bda29d9ccd.zip 1,027,578,285
6.2.1 17T530 146cb4db017395862933ad00f0254143165810d8.zip 1,027,576,948
6.2.5 17T608 334ff74da80a1ef487002ca4245d60290e05cf12.zip 1,027,686,278
6.2.6 17T620 3d3002e367e8c9cd570c4b0290810b28c75ee8a8.zip 1,027,687,537
6.2.8 17U63 b3d2f214fb721ea3772a852a093ab4a0d6149055.zip 1,027,506,682
7.0 18R382 060624e7c8c4e5bef57561b03c9d071175342c69.zip 430,482,026
7.0.1 18R395 17c4dcca341f1eb15b6f450b281a4bea42d07408.zip 430,452,413
7.0.2 18R402 12eaf260bfff2a23117889684210065ec2dfbfab.zip 430,409,832
7.0.3 18R410 c68488743ef06094a059a1dae9b80784a166770f.zip 430,408,470
7.1 RC 18R589 e95b4bcf19857b04842ea9a14011458867a19bc8.zip 299,452,269
7.1 18R590 1563ff49d522adb732dcec040772b7681011ec4f.zip 299,428,490
7.2 18S563 462f1b5ad20cd116613ac7370e4d45cc8f211af5.zip 200,984,134

Watch3,4

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
7.3 18S801[1] 7.1 beta 18R5552f 26 January 2021 671f6f4382dba2296b30d81060479f72da674bc9.zip 396,488,461
7.1 beta 2 18R5561e 9dbda946a2f1ef130532ef74ca0677ccca58da0e.zip 345,986,408
7.1 beta 3 18R5572f 8a8f94ce9c0735e8b1b567e3bfde196b1038c8a6.zip 310,920,623
7.1 beta 4 18R5585a a3369c3f1012ef4ed8ecfbe5eaae6dd6308e3fad.zip 301,346,176
7.2 beta 18S5545f 81789cbe0ccd48d0b05880f5a24caff427264941.zip 241,207,034
7.2 beta 2 18S5555c 121027986f9005b58d2df342ccfb62187892136d.zip 215,276,929
7.2 beta 3 18S5561a d6550d661fea6e7f7d5bb060c624c167fcfa2325.zip 214,951,523
7.3 beta 18S5780d 410389b3b040b892a45fe5e0ba139c0ef17af3f1.zip 194,177,452
18S801 5b8a5f07dc1a199452bcd316a3909755eeebf79c.zip 1,689,443,894
5.3.6 16U662 dfe129a70b09e8993ef85b955f64ceaa88013071.zip 1,215,434,306
5.3.7 16U674 4e3f13334b385e4fc6e54d72efb437620fcbe971.zip 1,215,436,038
5.3.8 16U680 2a3bd79bcfdfc06816e0ed01a234c60a16096d12.zip 1,215,412,761
6.0 17R575 780eaeb6654427b5365117360e617c5ff043a6d4.zip 1,106,561,687
6.1 17S84 d14e438915d278ca9b7935ac600a62be50f72bb4.zip 1,043,851,502
6.1.1 17S449 dbdfd7c46942538a437e16e9796004adcde62080.zip 1,043,484,313
6.1.2 17S796 7076f26b5477b225b1b5230af93fe23977afc43e.zip 1,044,117,694
6.1.3 17S811 000536f00db4cc9c98b6396f90e559ab83f5a593.zip 1,044,121,455
6.2 17T529 36455b5b95d22af214a10ddf71cb1f59f3990bb6.zip 1,029,337,453
6.2.1 17T530 f9714292dd4184b29b319a610835eebc9e7d9f7a.zip 1,029,337,125
6.2.5 17T608 9cef591fe9af438c3159b5137f22b168019b960b.zip 1,029,462,371
6.2.6 17T620 32e3bf50d74103ae7bb7e2bf4601f63e6f26e58a.zip 1,029,464,605
6.2.8 17U63 37908a7c35551fcc76706ea31156bef150901c4c.zip 1,029,298,065
7.0 18R382 9609fba7a25b83de5af369980090b3909c4606de.zip 430,507,516
7.0.1 18R395 6cfc99583955fb7a4a1b630d276457f591096452.zip 430,434,699
7.0.2 18R402 f98f7c042594e4f43ea56bf6544bdcdcf3e876cd.zip 430,395,659
7.0.3 18R410 7035a67b56bf231355f95efdcf3d994a5bc27044.zip 430,389,910
7.1 RC 18R589 722ee39bfed49ba6fbbb4e96ab7c13a1168ee126.zip 299,438,769
7.1 18R590 56ff9c10d7142e3b1a591e8b75b211524a9efa6b.zip 299,413,510
7.2 18S563 aa182ffdef2a4eb9ffb941a2999ddf6ebe039e47.zip 201,030,036

Apple Watch Series 4

Watch4,1

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
7.3 18S801[1] 7.1 beta 18R5552f 26 January 2021 0a07b13b749bbaf3fd2e781bba9697e25f6e8544.zip 411,560,480
7.1 beta 2 18R5561e f977ff254b16f78079650525461a847a5c7670b3.zip 355,749,367
7.1 beta 3 18R5572f 93e693568752e108ca105076ba1ffaa54076f90b.zip 319,885,417
7.1 beta 4 18R5585a 95239360ac2ef78d1c2f6b96cd548e0d5b0058f7.zip 308,812,095
7.2 beta 18S5545f c3481f968845ca93181f9b26e6b6dd31138f8565.zip 220,170,563
7.2 beta 2 18S5555c 07ce38d84902e26a7ad7f5c825051b43b6d37595.zip 193,568,630
7.2 beta 3 18S5561a e2ec11ef06bfda7545190ce5674486bc482b042f.zip 192,742,491
7.3 beta 18S5780d 6c5371a55a92a0ea3fe6b22f4cfe7ae05cfe3a16.zip 168,590,609
18S801 cf7e6e1624d3981d2690321e58b101fd39c32fcb.zip 1,763,381,736
5.3.6 16U662 1a6e4dd81dc24afb4ccecfc8f005cc17731e5c62.zip 1,264,562,927
5.3.7 16U674 b99e0e33ea559417f7295ec19747f75d78c28f89.zip 1,264,561,561
5.3.8 16U680 bde32b5e9660ab0ae12d1027c60b3f7f4519c5f0.zip 1,264,547,717
6.0 17R575 9daa88666e32fb50f79a4092d9aeccc2e5c57bca.zip 1,154,194,399
6.0.1 17R605 59cf57f3e73a7297f6932d16975950babaf18b02.zip 1,154,150,381
6.1 17S84 522dec6615ecfc82ef93c2182060e6e090ce4723.zip 1,090,137,708
6.1.1 17S449 5ce623a5c709767cd52a827ba3a52a2b1b8eb5a1.zip 1,089,758,643
6.1.2 17S796 6e601df681db2ff73ec7b59f939cbfbf76d76acb.zip 1,090,091,219
6.1.3 17S811 cc866a024ad04310864d93a8dfc753309dae2d1b.zip 1,090,091,510
6.2 17T529 f1f73ac9a583e855ac5d5583c7e9ad66e833fe97.zip 1,073,815,581
6.2.1 17T530 1e2e87ef686cfd1d6246d85267617068ce1cca05.zip 1,073,815,328
6.2.5 17T608 577b6651fd6bc5b47aec1c05041f7c7964ad2bf4.zip 1,073,867,046
6.2.6 17T620 b5843f4ef68b1aaee875e7267880abc355064475.zip 1,073,862,824
6.2.8 17U63 baa6debb1b59065c15aa866bee20efba6631d3c7.zip 1,073,691,019
7.0 18R382 1e4b37f2d1c854c90c4d9a311cd797f5c7bacb03.zip 462,823,271
7.0.1 18R395 15344d22596ae36594587f4747c8cd80749a2e16.zip 462,766,354
7.0.2 18R402 4154ba5d398c458d857cec8e3b524fdb3acefab2.zip 462,726,342
7.1 RC 18R589 c38c6b125dbca8060c251fcd51a2bb10c50e064f.zip 307,995,469
7.1 18R590 16c93c600679de47e023fc978c76f1bab92abc9b.zip 307,989,563
7.2 18S563 2bc876432450d69700fcb20d2c601015f72bf621.zip 172,940,671

Watch4,2

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
7.3 18S801[1] 7.1 beta 18R5552f 26 January 2021 79130421222f4ab0d5c3ec7c9128f4b424071ef0.zip 414,319,041
7.1 beta 2 18R5561e 8b51969c0f0ed6b6e5c1646c8e8731262e146d9c.zip 355,422,711
7.1 beta 3 18R5572f 804903ba14b018d4e9d062ba12350ca90f4972ee.zip 319,376,279
7.1 beta 4 18R5585a 5cab4547ac1ff0dd63ed43d32a80ac8b4c9e6782.zip 308,306,240
7.2 beta 18S5545f 47f6788434b39d94ccac2cc2cea4c1acbf883c87.zip 220,341,336
7.2 beta 2 18S5555c 659b4c2aa5ac29a0ff2cd1e702830c9061eba725.zip 193,636,424
7.2 beta 3 18S5561a e3663f94a7b5bacfcb2e8207f7fa3f1b7b910fa4.zip 192,807,035
7.3 beta 18S5780d 466cac5a357c19e9ad78c2bcf3d9941924c36939.zip 168,653,669
18S801 f113accc7fb8524aa4caf7d460676c786f7ab5ea.zip 1,738,313,294
5.3.6 16U662 1b4b6d1d71ce99e2a421c1314af7a4b4a2ff147d.zip 1,275,196,871
5.3.7 16U674 884f8ace8f3bed83f4a7cf04bacd23b163c7c53f.zip 1,275,193,388
5.3.8 16U680 2721f9f4519fe44b8dd47ea4d4451a5741399d99.zip 1,275,180,114
6.0 17R575 8836e31b18b34f9cccf194515d5352e9a969fb89.zip 1,159,007,517
6.0.1 17R605 9317c9b6a382ac421e513a4abb3c7ffb074920ac.zip 1,158,993,550
6.1 17S84 29349aacb2a96be70ac252467a0ca0adcc5861e7.zip 1,095,325,969
6.1.1 17S449 8b4cae02d3db8f44605fe9a0836721cf25decdcf.zip 1,094,920,991
6.1.2 17S796 e25ce2080b63069299b162db0a225db5ce5aaf6f.zip 1,095,030,806
6.1.3 17S811 0c7879f2b6a6ff8520f37ab927931ce6118b9af9.zip 1,095,029,412
6.2 17T529 f0d64ce9ac4b19a6823061d97d1745078a3fd433.zip 1,080,225,313
6.2.1 17T530 da89d837c224412b6ce529177723f5f3613b6bc4.zip 1,080,222,904
6.2.5 17T608 d470aa05cf56cff2a76bf35bece737de713e7959.zip 1,080,246,830
6.2.6 17T620 eb44a039c690015ff72a20b249ad4d5ac3d1214d.zip 1,080,243,952
6.2.8 17U63 bec6c6b9476ecd065206ff04ee1d7c60dc245bd3.zip 1,080,071,022
7.0 18R382 b3be1163f40a899bbd633d48e9eaff381b24d46e.zip 462,481,161
7.0.1 18R395 4cbed17f191609963f799996a19128af2214e7e5.zip 462,422,086
7.0.2 18R402 8540b1d3331aad6daadeed961e8b36c1835d1946.zip 462,380,018
7.1 RC 18R589 6227e61ccc65fae89be9c601807baac5594bc74f.zip 307,478,809
7.1 18R590 b1715bf38e7189543e02208b9ae7fe5f980976f1.zip 307,487,811
7.2 18S563 5c556e158e6d0e51056f3a10f08975ea8c53bd87.zip 173,015,670

Watch4,3

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
7.3 18S801[1] 7.1 beta 18R5552f 26 January 2021 8e2160476e54dad3a6362f39649e275262959ad0.zip 433,448,403
7.1 beta 2 18R5561e e0d91758864467eed54190c4cef728427abc7a40.zip 379,070,090
7.1 beta 3 18R5572f 2ea288f0bd0b000ae084bd8e8c72f0cedc96a167.zip 328,644,277
7.1 beta 4 18R5585a 9c8c882906c0e465b6251a5f519aeaf64c2844e6.zip 318,019,806
7.2 beta 18S5545f 0d81b462863e3249d9ac7043633355b3bcfa3485.zip 223,745,603
7.2 beta 2 18S5555c 7606fcbd51a1b02045082a9944867f56cbebb3af.zip 201,817,451
7.2 beta 3 18S5561a 98aba6cc0e28003bf9de28607f5a7dad241127fb.zip 201,173,101
7.3 beta 18S5780d 4b03463b322df9264b708691e54020c8c8019966.zip 186,057,592
18S801 348f1ea458ebe2ae6b460579aeab38c873a2c7d3.zip 1,804,440,429
5.3.6 16U662 674fe97ed5f342b2d1c6f0130609bcce1c962e41.zip 1,296,864,211
5.3.7 16U674 25e57762726af97b2d4ea2f241d486d2693ae63d.zip 1,296,863,043
5.3.8 16U680 d5a32721882a251313cb571995cc9c8d6fad3456.zip 1,296,849,572
6.0 17R575 77a1dbc1f9f72342c1f42014f40d0d32a592dee8.zip 1,184,680,775
6.0.1 17R605 019df007155e1a9add4e1e9b200de3742f8789e4.zip 1,184,740,105
6.1 17S84 6e8636806e77ebf2e5a4c0e55e831439ac8adb42.zip 1,120,919,638
6.1.1 17S449 7e5548329dc1832f3e316a9b25466b6cbacaa0ad.zip 1,120,719,537
6.1.2 17S796 eca24a5914e122650ffb2f880bef4631bdac8738.zip 1,119,986,902
6.1.3 17S811 92161833fb10a5f1688b65f1d1329b0844f7b480.zip 1,119,988,417
6.2 17T529 d9c752fea19b6fd1a0a16727860a848a3155aad1.zip 1,106,290,022
6.2.1 17T530 aea805a940a5fa83400591b0e46feadce1a5f762.zip 1,106,290,575
6.2.5 17T608 61c369df6096e3a8470d7ed495026545a7076748.zip 1,106,003,042
6.2.6 17T620 655966847cd560973436a49ddf9e443cc0ce745c.zip 1,105,999,257
6.2.8 17U63 bda6bbf4b0b4c45e389eddc776c456c80db4b054.zip 1,105,841,786
7.0 18R382 0641fad67a7bb566b5a6f0beee013014a2c971fa.zip 483,484,585
7.0.1 18R395 7b51dff6d6a099f4e05c7b027abc0ec41c31805d.zip 483,511,981
7.0.2 18R402 ce6493c41c5a2be8db61d459184fc95c1fbbd9ac.zip 483,583,264
7.1 RC 18R589 7de5a15a63072271892c3d8a8d81c890c011a976.zip 316,606,189
7.1 18R590 731041b9d7405e0d9231e9267185de5442794a5d.zip 316,604,412
7.2 18S563 7a99b49944f76cc9d955cea6fffe3779cf1463fd.zip 180,389,915

Watch4,4

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
7.3 18S801[1] 7.1 beta 18R5552f 26 January 2021 a9673bef880eca6bfe78d67d633dc6bb4168ce83.zip 435,238,525
7.1 beta 2 18R5561e e756736755ad0100425be411c9a3b7ba14f2b370.zip 378,760,926
7.1 beta 3 18R5572f 7d799cd828fbf0bcb3a5bebc362ccc7b55cc83d3.zip 328,126,350
7.1 beta 4 18R5585a 8b3878f93ada3cb23ea5de06eaf4b22163320f62.zip 317,491,151
7.2 beta 18S5545f 2989f5d14aee25b58a4432a9536b6c30f4021fca.zip 223,913,524
7.2 beta 2 18S5555c 9942bb8004508ee192a038cfd2a0b302a5b6f281.zip 201,918,916
7.2 beta 3 18S5561a be5d19dc4469e09405ceb30d8f1e29fbf9f446ed.zip 201,241,859
7.3 beta 18S5780d 6fc0c3882bcac9304092fd2966a163f9c0d71819.zip 186,114,795
18S801 b1020088ee1c2a5585d1cb1f3b024d87a018b5d4.zip 1,780,783,290
5.3.6 16U662 6ca264c2aaebab076eb3cf0dd781a69faa245924.zip 1,305,994,563
5.3.7 16U674 002ed57e5dd57c142ac47948dfb119f7b1e6693a.zip 1,305,991,770
5.3.8 16U680 7cddf936eec7a85c08ca9891ff9193634f623bbd.zip 1,305,977,904
6.0 17R575 f3dbbd458835fe6dc3436209f3cef99db386fdea.zip 1,189,898,624
6.0.1 17R605 bc8a0b40536f6209dc00b1b4a14615b6170562e6.zip 1,189,955,148
6.1 17S84 425f105f786ebecd39a98a65e8b40ed45e93331e.zip 1,125,615,151
6.1.1 17S449 4ca3e272d4033657a61c2aac12b6b15b565bba19.zip 1,125,326,821
6.1.2 17S796 6b48191e57a7aaef96187386062c3733aca20afb.zip 1,125,815,955
6.1.3 17S811 22bf21d77bea1e0cf2c63f06ec0d369c249ee980.zip 1,125,816,213
6.2 17T529 f3deb0afe1272a2e2d99e2e9ea8a057529939d69.zip 1,110,183,780
6.2.1 17T530 adb7c8851572997f6ca28e6a6205dcf6d6faae69.zip 1,110,185,371
6.2.5 17T608 c2843713fe951606b795c306cbe3fb35d7a75948.zip 1,110,340,332
6.2.6 17T620 4add4bf3c679f655f990b847e635ab3023163e68.zip 1,110,341,032
6.2.8 17U63 b7a03ec759d312f82f094f435d73170e4fe804e7.zip 1,110,171,754
7.0 18R382 931d60402b485577e8601979c71101e9dd991d07.zip 483,164,315
7.0.1 18R395 1dae54bc6331194bc2666ca677ab2d8180547e84.zip 483,166,130
7.0.2 18R402 59ab90331b8bbaa158bd3a49c3696a091201931a.zip 483,238,623
7.1 RC 18R589 4991c3a08a0f0f368f2cc53a7b23eb230bc0346e.zip 316,066,629
7.1 18R590 cf6ba47b2d2a071c997a6a7edcf23ddca1907990.zip 316,081,039
7.2 18S563 f10a1c7c15ab6f7240008900593aace2445ff498.zip 180,450,948

Apple Watch Series 5

Watch5,1

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
7.3 18S801[1] 7.1 beta 18R5552f 26 January 2021 72ca4aa880fab68d6688559eff195cc85a7a9606.zip 412,230,912
7.1 beta 2 18R5561e d7d68461ffb6cdf387cfbf425e112970c380c120.zip 355,962,546
7.1 beta 3 18R5572f 0987acb8d0fe2ff041be93ca6b53416de45d775f.zip 320,083,310
7.1 beta 4 18R5586a 6c34db16f3b8950a1b45d358d4fd2c7aa1433537.zip 309,549,779
7.2 beta 18S5545f 1a7101357924bfd38ac2661122a4e40afdea0d49.zip 220,686,117
7.2 beta 2 18S5555c 64a36f637e4e59a9a0c9b05c49711bbc1f14d03d.zip 193,998,443
7.2 beta 3 18S5561a df70d0960347e4b00a82bedaabb4674eb9524a1c.zip 193,166,853
7.3 beta 18S5780d 918dcd9520f0e92ba6add35813c440a9a5b9e128.zip 168,998,999
18S801 8dc76215a6563ee39e9230ee536c420833a8d7d1.zip 1,764,355,737
6.0 17R575 5d778fe2ae7e9b295700701c6efffaf08315e667.zip 1,155,374,154
6.1 17S84 490b40f5dc0429ae19f4cb466f24b0b8efd22392.zip 1,091,241,794
6.1.1 17S449 4b7e4959b3671c893dc3bf42f1d22a02f669b92d.zip 1,090,950,044
6.1.2 17S796 259a489fb001d5962d04fafc9a9e824878b3063b.zip 1,091,020,760
6.1.3 17S811 25e66398612a3a4b146be5bb41164fdf8b367e69.zip 1,091,019,039
6.2 17T529 d2b6b58a16c6270cf49952d6eee73df546191cc7.zip 1,074,674,301
6.2.1 17T530 c3b6124111c9863b8b2c075f126d62aa7bc0ebae.zip 1,074,674,374
6.2.5 17T608 bc6e0d76f3f59773a78376717eee449ff464f004.zip 1,074,736,776
6.2.6 17T620 24f0f9e85eefe43522a9c80e2ce62efb18fb539a.zip 1,074,736,290
6.2.8 17U63 a2682581f5c23f6e1bd9d664e8a887c1220dfcb7.zip 1,074,571,737
7.0 18R382 337a7ec1a14e0d75d37ee8a3d3d0d384ef35835c.zip 463,243,020
7.0.1 18R395 d68422563ce054495c4969e93eaaaf19b3fe5947.zip 463,256,949
7.0.2 18R402 00b84a853253957f238e5298482fa5c2cb96e302.zip 463,409,731
7.1 RC 18R589 d336d8eb97848ac15d4af2458dc372d6b19908a1.zip 308,123,752
7.1 18R590 1f6ef2fd4e87c04c645231efcf7a4ffc784139ed.zip 308,123,164
7.2 18S563 c87ab07949662ae5837376f5df0335fe65ec80fe.zip 173,382,906

Watch5,2

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
7.3 18S801[1] 7.1 beta 18R5552f 26 January 2021 24f2e5e742c569b79a196f4828d70c95a6b25b30.zip 414,983,559
7.1 beta 2 18R5561e b8f572cb6d2699ac041c0724a060f61de2a47589.zip 355,648,464
7.1 beta 3 18R5572f c35c08fdad8f2bf48e721dfce761e76c00443477.zip 319,563,072
7.1 beta 4 18R5585a c420cbb88d85537bbf530a24022e70a0f98b50dd.zip 309,018,124
7.2 beta 18S5545f 34f56b15eeea824db47c8e275f0997f2eebecb5d.zip 220,841,997
7.2 beta 2 18S5555c 5125682c4d01bf0f32e532f34445dcb99439b6bb.zip 194,068,361
7.2 beta 3 18S5561a d46e790025f37b92f237f61de8be623100d7d20c.zip 193,242,951
7.3 beta 18S5780d 5d46c44db10798d3396f9eddd4437276f3d37eac.zip 169,067,862
18S801 ddd21ed57594d8cbec59b4f35e877ea7a4a1da45.zip 1,739,398,999
6.0 17R575 9d9f4857a4e4a55996079584f46745a2286e6fc3.zip 1,160,145,466
6.1 17S84 3aa0e397b001df3e98279a20ab5679145439d554.zip 1,096,401,952
6.1.1 17S449 0e800ce352b54caa5b201c8c774392b0fa0f497c.zip 1,096,218,324
6.1.2 17S796 ab7e300548723e84c977f485c3565d1984e4a3f4.zip 1,095,914,090
6.1.3 17S811 c4fc99cd57fa7007262d363df3e223de3fc46d47.zip 1,095,918,006
6.2 17T529 8e822144d728f40bce17b844d6303ce7d319154b.zip 1,081,068,648
6.2.1 17T530 a449784af3a9d27bd918c917c6818c2fc1cf7455.zip 1,081,068,455
6.2.5 17T608 4b3579be7403d1b4fd7b9d874bbb0a4cfd8710ca.zip 1,081,072,055
6.2.6 17T620 8a1022945fb1bb73fa13c2e80300e1c1e840882f.zip 1,081,068,749
6.2.8 17U63 0aca9e8ccd441703dd7eceef73670e8de2f389a1.zip 1,080,904,143
7.0 18R382 0bce6cd5203e1c6729d1b2ae4fade8b8404857e6.zip 462,924,570
7.0.1 18R395 ed2402160f596117f586aca7ec48fc1fe32408e1.zip 462,922,146
7.0.2 18R402 0498b335952242f8ae068677ae099338f5ef69e6.zip 463,076,614
7.1 RC 18R589 bfc70f29ce540e40ec699f1dc77bf42bfa209efa.zip 307,602,819
7.1 18R590 e8168025b98d9052454c64d19fca18a0539154b7.zip 307,595,217
7.2 18S563 efc8ea2cbb232f65b99b237b34cd2fe40acc2d8b.zip 173,439,905

Watch5,3

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
7.3 18S801[1] 7.1 beta 18R5552f 26 January 2021 bd0ff6cfe08aecb171a4b28a10018c861237182a.zip 435,236,954
7.1 beta 2 18R5561e 419f4a98247f03617ed38bf647dd32fd7aa95444.zip 379,630,756
7.1 beta 4 18R5585a f737b0af54a22520c69a06abbbbe6a11938a34e0.zip 318,435,474
7.2 beta 18S5545f 6547b789ca4e3bf3cd8c974c74dcf353abe036e4.zip 224,173,980
7.2 beta 2 18S5555c 32256b4da3685bff9fe75efa7e6803ef1ee54be7.zip 202,261,595
7.2 beta 3 18S5561a acdd5897495367a3751c3f12e505366c9a8a5c1a.zip 201,623,998
7.3 beta 18S5780d 21de20283ca5b5977ed31fda429f35722bb70687.zip 186,476,798
18S801 95469c91266592a1f3d7432c5f6862e72b5911bc.zip 1,805,578,777
6.0 17R575 a1db89c7c3e1cab7fdd09c73aebf436929122245.zip 1,185,857,013
6.1 17S84 4e95e2ba1240ff74d8c29f85b1e021f54c70331e.zip 1,122,015,132
6.1.1 17S449 98a77130230841d071946b9f2e6013d91406e6fe.zip 1,121,789,363
6.1.2 17S796 863328fdd7e3574a1c2b0cf4d196f237a355cd3a.zip 1,120,874,208
6.1.3 17S811 d128cdf41b27f32c02a1d5620570e4fe786b1628.zip 1,120,873,548
6.2 17T529 85ccce32861893606537b4589500e67ad22cf9a6.zip 1,107,212,796
6.2.1 17T530 ade4938bf7527afba273621685b61b3b2a1db649.zip 1,107,213,730
6.2.5 17T608 f18a0ae1cc915286a91fa5e3e72975d9bdb381bd.zip 1,106,984,657
6.2.6 17T620 58fe932882641b241b55b2559d881c1ccde44740.zip 1,106,982,729
6.2.8 17U63 0a9a7e58735401b88618f3812e740dcd54263220.zip 1,106,829,689
7.0 18R382 bf60cf2cd552be7ab7683740c897850c3c865161.zip 484,082,419
7.0.1 18R395 e24b95a2921cd82d096a4a54c04927c9e8fdfe45.zip 484,058,632
7.0.2 18R402 17e3f564fd08c4b74c815b7fda844c3d9b03b6a6.zip 484,010,719
7.1 RC 18R589 71b4c26eb438230003573742b41a354ef4092e24.zip 317,042,517
7.1 18R590 13afa28845f1366742f1f86d7bbba3f63e4b25a2.zip 317,047,935
7.2 18S563 600a2881137cc56280c6904c7871eec82e1f691b.zip 180,826,260

Watch5,4

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
7.3 18S801[1] 7.1 beta 18R5552f 26 January 2021 286586d2c0b6ba7e926e40b2bfcc2610ed436ea1.zip 437,031,105
7.1 beta 2 18R5561e f9c5191a7643f642eb03038a9df4ef9cb66b55b3.zip 379,306,752
7.1 beta 4 18R5585a 5b2162535c731dc9fef873c3d5af716a0798fc53.zip 317,890,074
7.2 beta 18S5545f 44065a403a34dbd1e920eda4797a12657cb2f1b1.zip 224,346,583
7.2 beta 2 18S5555c f5ba6db8228b55dde26f674d9f60d68d9651f3bb.zip 202,338,383
7.2 beta 3 18S5561a c66afae3086052b4bdc45cd774cf8cdc80c4f899.zip 201,697,615
7.3 beta 18S5780d e8f9a90a27f7bd85b860ba510e74ef19ebd2d2d6.zip 186,553,962
18S801 d5ab30028ebfe0841a337ce17714b9bd401c29f7.zip 1,782,451,886
6.0 17R575 10a461ee4a9b1e131e3098fe1bdf92b8858bdf46.zip 1,190,965,032
6.1 17S84 38a00c76a0522f14d1a85637dc419d50b2c1d2d4.zip 1,126,863,313
6.1.1 17S449 d6bd7f6f053f4ff33512ff33fb8cbc845a6b8c0e.zip 1,126,604,150
6.1.2 17S796 0f98197de5c168efdf7d31ce95b4edfc4c8bed73.zip 1,126,904,960
6.1.3 17S811 a59f8c0ef7f2a35ceb4f61fabf9d133bb771d6bf.zip 1,126,906,895
6.2 17T529 8f5eea8da179c220189450453206794369a440a9.zip 1,111,083,770
6.2.1 17T530 27b38e71bcb5d80003ccd773ed57e4faed32a500.zip 1,111,083,553
6.2.5 17T608 6aa66e7b45117c03d4dd4dcc00afdc35391fd068.zip 1,111,270,103
6.2.6 17T620 94d78dd414bf37ef578393706fc16ef5baa35b10.zip 1,111,267,782
6.2.8 17U63 8e4a7ce6c26287213ae57484f716378a3f80d3ae.zip 1,111,105,197
7.0 18R382 cdee5f81d2ee443cc0ecde810a365b44558fcdc3.zip 483,761,644
7.0.1 18R395 8887150154c2223eed52399461ba46a65ee26465.zip 483,711,190
7.0.2 18R402 f78ffda52d306c70dcc0b5e24caa49f8a484b040.zip 483,660,880
7.1 RC 18R589 b34126e24dcb07f938c9e39fd24338bc8fd46ac7.zip 316,531,502
7.1 18R590 a9790a8e435b777c2f41cd31e8b966f958814a0a.zip 316,532,547
7.2 18S563 77a39470c2c74eeecbadced223d3a1f173a69b44.zip 180,890,816

Apple Watch SE

Watch5,9

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
7.3 18S801[1] 7.1 beta 18R5552f 26 January 2021 2eb7734078dfa5c6f938cd69a07571bd68d101eb.zip 412,274,872
7.1 beta 2 18R5561e 365272265109d1ddf9832475b49c0263ce66e92d.zip 356,037,075
7.1 beta 3 18R5572f 8bc8f3721cd6e436ff8682e02004b4864e0b13b2.zip 320,133,153
7.1 beta 4 18R5585a da5b0745b1e6eb72d66747a9be1e83fc99101735.zip 309,585,368
7.2 beta 18S5545f a958f3418291d0b72af939ce8e20f37dfa9b9a5a.zip 220,730,111
7.2 beta 2 18S5555c c9fb35ce95c57ef5d1e9be4e42e63b5864057efa.zip 194,041,678
7.2 beta 3 18S5561a e97d2db4f03d5744bb1423a0b819cde7a1b3ae4d.zip 193,207,638
7.3 beta 18S5780d 477ca70ad69d8dda898fa695a63ee74590f6291f.zip 169,028,322
18S801 cf37ae536d9d946b89d47da923e474ae3f786fff.zip 1,764,098,975
7.0 18R382 99bf9aefba9269f6472a3612368e6269e4985d56.zip 463,274,936
7.0.1 18R395 defd741dddbc2b98defe5df19bd0233c7f323961.zip 463,274,447
7.0.2 18R402 e8561e7629c5be74270d85707c657afd34fb1d57.zip 463,440,757
7.1 RC 18R589 91361021bb72ac23f5d315abc9e064d9a53ce97a.zip 308,176,740
7.1 18R590 7f8849eb90c12b1d8a09bb837f481fad8f9de843.zip 308,180,873
7.2 18S563 c22970b0e574a6baa1d4316f4191951c5326f6b1.zip 173,417,087

Watch5,10

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
7.3 18S801[1] 7.1 beta 18R5552f 26 January 2021 57b4656c188d5f09e4edf74e21fab08bf9e117af.zip 415,052,480
7.1 beta 2 18R5561e fba12ec16fa4854544e2a5dd406a91d39565e67d.zip 355,729,081
7.1 beta 3 18R5572f 3a2a6b72025facb345eda107a510a1985958a7ea.zip 319,616,872
7.1 beta 4 18R5585a 2581e557516bff707c34527b7f997ffd460236dc.zip 309,061,582
7.2 beta 18S5545f 3d6f9b0cc0f243f8b97d504b1c907e67a65cea0e.zip 220,897,970
7.2 beta 2 18S5555c 2030a5d1e97f8df43bdd5764b9bae1fc4bb2c44c.zip 194,133,172
7.2 beta 3 18S5561a f8297fea224883229342f613563571de611e302b.zip 193,294,981
7.3 beta 18S5780d 50989804157997e4c4dcad4290465ec1b71a3c9a.zip 169,122,093
18S801 f5c6055e047d4f97e9de67032a02c01b85c05d20.zip 1,739,368,565
7.0 18R382 bacc5142acd8a146e6a3dee469fdade8571590ac.zip 462,976,498
7.0.1 18R395 b1e204b129521a379e97d97c26c0869b17b500cf.zip 462,967,438
7.0.2 18R402 58d3e23ec5a2071472292d049a7cc44901551d40.zip 463,132,647
7.1 RC 18R589 c9f68c9f9a4ce3f44a8e5963d23b2ca1b357461c.zip 307,670,886
7.1 18R590 cd3177bdaf844830fac7853e48f3aaa62e9cdc43.zip 307,661,201
7.2 18S563 036d5bef6990a6caf742a06f36f64e3629700834.zip 173,495,467

Watch5,11

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
7.3 18S801[1] 7.1 beta 18R5552f 26 January 2021 5241621d4330198278ad2466775fa8da126f1135.zip 434,655,516
7.1 beta 2 18R5561e a3d3c52912b0f64e52d3141d8a3e82d981afdb16.zip 379,057,173
7.1 beta 3 18R5572f b23ae10b8647be828b471122c1b73220196a64c7.zip 328,965,580
7.1 beta 4 18R5585a 5537650164a1377843f516366390a6c5c4f824e8.zip 317,850,111
7.2 beta 18S5545f 44fc8aacb181053c2253c2c893bc942735b5d237.zip 223,629,664
7.2 beta 2 18S5555c 3fd243cf1c2acda9c00dacf9159536d427adf6d5.zip 201,661,085
7.2 beta 3 18S5561a 3073b84c7e08071eeb26d9835376d1baad6131b5.zip 201,022,330
7.3 beta 18S5780d 75f6b6fa41f09c50eb110804dad042f1aa6db476.zip 185,883,822
18S801 e8573370eb7eadfe3d78f5542ee925055480c176.zip 1,804,463,943
7.0 18R382 694f93174c73a5aa15e2e3b41888f8cafe2e4a38.zip 483,498,550
7.0.1 18R395 d6786b09d574a61f3c8d4fe3a22675352cedbed9.zip 483,474,792
7.0.2 18R402 60c9e54ab25272154e536cab94270c6fedb49877.zip 483,440,190
7.1 RC 18R589 be8b629a7116a5c8eec3c50bb6a4aa4b7dd0106d.zip 316,409,966
7.1 18R590 905e392aca93ed802121d3a6f4817dffb347c57b.zip 316,422,132
7.2 18S563 55ad7b29ae28ac86f112129c008f0ce67d7e37ac.zip 180,218,802

Watch5,12

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
7.3 18S801[1] 7.1 beta 18R5552f 26 January 2021 06a549a91d2b05c8a17193df5207a17622ee5e91.zip 436,475,099
7.1 beta 2 18R5561e 9247a0536cd03bce97227a7a73c52568a494abce.zip 378,715,566
7.1 beta 3 18R5572f 3e4b381c36c6c8b2cc4bfb17254db61fe28b966a.zip 328,434,222
7.1 beta 4 18R5585a a4d4fd1b928a210a8ca4dd87964f9eb72070a21a.zip 317,315,875
7.2 beta 18S5545f fff862d896564d3c93802d5c5dd85b74646fd77b.zip 223,802,373
7.2 beta 2 18S5555c 720a1ab63a4a94c93d8ed3bde538c997bd71c42a.zip 201,721,268
7.2 beta 3 18S5561a 1c5aa7185fe4ccfe00c53786bfea6d4db7569208.zip 201,082,012
7.3 beta 18S5780d 22f8decd6da7946f09239150c1fc4dc9e9a02ab2.zip 185,955,347
18S801 f5e1ae1b22a7d08f7859601248c52da06f78cd72.zip 1,781,126,135
7.0 18R382 deaa7be2bb15bab8afe93d0fd0a077825d98f817.zip 483,140,883
7.0.1 18R395 1f78a3545d8758413a3254169b5adb9019cffd2c.zip 483,126,739
7.0.2 18R402 d9932635c73bce8c737bf1e52b4b6e24df4c1fc1.zip 483,093,114
7.1 RC 18R589 a3294b3ab62310263e47aa9b6a12a8e1edc7c76c.zip 315,871,004
7.1 18R590 8cda3b9f117d36163bb5e8ff254cbf94bed0d590.zip 315,882,324
7.2 18S563 b70bb5ac22cba904a4215c5df8ca01ae21f7a5a4.zip 180,287,999

Apple Watch Series 6

Watch6,1

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
7.3 18S801[1] 7.1 beta 18R5552f 26 January 2021 e9db0445d296bcd3186499c3b9c315094a8c3e45.zip 402,653,526
7.1 beta 2 18R5561e 5b9c475e6a0a38d1571be8b484823fa4716798ca.zip 345,566,102
7.1 beta 3 18R5572f 208cd2efd29261694e5efb8eabd3495c5379b824.zip 309,674,955
7.1 beta 4 18R5585a fbefffd2603818950db7c1749ab5dcecc200996c.zip 299,142,022
7.2 beta 18S5545f e0362387dd97abaf9fe3345ab6fff42e3c5f9a58.zip 210,261,847
7.2 beta 2 18S5555c 67790378ef22856c231b5c4a213976e33cac11c4.zip 183,532,375
7.2 beta 3 18S5561a 3b9b849737374824d8059ee95475e0dc07227190.zip 182,706,948
7.3 beta 18S5780d 96876da459ccb7a688b84ad21541465ffbd84be6.zip 158,699,724
18S801 2135777519fdb5ba9a161de0208ff3599d5583ab.zip 1,753,961,417
7.0 18R382 4f82eefedc3b407629fcf6f7835465d9764945b3.zip 453,030,550
7.0.1 18R395 345d3da3bdfaa1114941a77e6bb598e9ceb5bb55.zip 453,047,835
7.0.2 18R402 27530541bb3668365604cbf0990b73be7c0ec1ad.zip 453,199,476
7.1 RC 18R589 53f84a9a0c5c6a8843d27afb6096c95c63bf3f40.zip 297,720,671
7.1 18R590 e5735605a973e6c107278207279ebd994e3543bc.zip 297,717,720
7.2 RC 18S563 3212037b9d2c78df1bfe46fc1a6d333a963f9cb0.zip 162,927,950
7.2 18S564 d3c5b0e6dfd78b66c54b38727021706ae247c8eb.zip 162,943,716

Watch6,2

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
7.3 18S801[1] 7.1 beta 18R5552f 26 January 2021 57bf5a9e479111feea44a547a8284706bdec0a25.zip 405,210,015
7.1 beta 2 18R5561e 496b05759cf70df8c8ef26ca27c1eb208ba87320.zip 345,270,380
7.1 beta 3 18R5572f dbd4158db55caaedbe55199763c6c532a780b667.zip 309,149,959
7.1 beta 4 18R5585a a59aba63d3958be53441533db3ec0318165891a3.zip 298,624,831
7.2 beta 18S5545f 01b0451080d094cf327e49776e949e80d0879a56.zip 210,420,504
7.2 beta 2 18S5555c e0df5a2e8d3a81e5c11e8b782e916872b949751c.zip 183,614,146
7.2 beta 3 18S5561a ae9d8a76fd22d6d20da0f9d1ed8db2de525cb688.zip 182,783,094
7.3 beta 18S5780d 88de5a421dc274b0ef890f1c9f126b292569d54f.zip 158,782,184
18S801 65da715b0bf5c29f1c1764ee28aa5b6b134d634a.zip 1,729,065,093
7.0 18R382 a86faed34ddaf460013c0e6f2c216be7446cc2c2.zip 452,718,248
7.0.1 18R395 b9e37295db3e851f16b42d5fbf044117242fe810.zip 452,717,361
7.0.2 18R402 17fb9283dc340431164162e84956b39be0cce68f.zip 452,870,984
7.1 RC 18R589 1128fa2a4d8833b764d743435d8fa0ee91996004.zip 297,227,974
7.1 18R590 95c94103b20778e15d0401388694a92ac7947d19.zip 297,222,983
7.2 RC 18S563 3a8829bbf1d0407731090d38f13665703ee1542b.zip 162,990,466
7.2 18S564 08c130ede545c09493caf60090b1769966b288b5.zip 163,007,497

Watch6,3

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
7.3 18S801[1] 7.1 beta 18R5552f 26 January 2021 53d292578b55f629f4073519d119ec8c138bbe68.zip 425,054,145
7.1 beta 2 18R5561e 5c1f15f453cbc85e03038c823b7087241581f814.zip 368,621,478
7.1 beta 3 18R5572f eb078f47e9966ee1d1d2d99545e9fe07bca97b76.zip 318,552,029
7.1 beta 4 18R5585a fc40d8ba7a27a88e036d5ee8dcf43b636df84b6e.zip 307,397,600
7.2 beta 18S5545f e1787f6beb311dbe9eb81b8caa5ee8f51495a1b7.zip 213,173,958
7.2 beta 2 18S5555c f5215d46065c47064ff7390c34131c11d4f2bbc9.zip 191,166,900
7.2 beta 3 18S5561a ea00a3ef456536b8f31bc966a530a0cf24765772.zip 190,512,838
7.3 beta 18S5780d 38209804570f65267715b9afa3e2c198a14ebfa6.zip 175,367,862
18S801 86a8a4af9f3d3f544fdee65198ab5958b35e5f6e.zip 1,794,339,106
7.0 18R382 dfde17fab7d065c9f73d5c34d9cb76bd471c2395.zip 473,472,293
7.0.1 18R395 6762ccc8081f9d25f888fbfc57a455b8a7355b98.zip 473,418,696
7.0.2 18R402 761a1acc9c05ef811e3ff21526e0e59e8c13b51a.zip 473,365,180
7.1 RC 18R589 96f02757f1fb1bf8d4c7387c8624554c46244556.zip 305,955,228
7.1 18R590 2c03e56d625f1bf7976f0f725f148112e07c44dd.zip 305,965,577
7.2 RC 18S563 11b0a888eaa68bf17f83b5509f7eaeb8d28bc834.zip 170,079,506
7.2 18S564 9b8e6acab475bc7e191a0c318aa21ce954210c81.zip 170,090,559

Watch6,4

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
7.3 18S801[1] 7.1 beta 18R5552f 26 January 2021 9d0fef12b9a22f197a234a94af7689faed8fbb91.zip 426,211,228
7.1 beta 2 18R5561e 66e162da061d328658c7d360ea7e9ce14f0c7f06.zip 368,284,594
7.1 beta 3 18R5572f e55e092db4a8cb18239b17c73d251851a7835150.zip 318,101,025
7.1 beta 4 18R5585a 1bb9f503bdfd808ab710d94a92f6006142427346.zip 306,862,597
7.2 beta 18S5545f 02e2e249134419118668ae74f335aee32b7881b4.zip 213,354,198
7.2 beta 2 18S5555c 0a67b9dfb8bb3a96a768490c10e9e3cf7d5897b7.zip 191,235,169
7.2 beta 3 18S5561a da71e24bf4fa8e17bacd7315beb7134b9cfae996.zip 190,581,909
7.3 beta 18S5780d 9c895ac2ec8f5cc934f787e25b40e33b6a2dd207.zip 175,443,043
18S801 e9cb84bbec7d19150df4c4f2bc888e0ad7f3b0cc.zip 1,771,246,566
7.0 18R382 8a8adb42d5d5f79e4fb8f0385af7fc218d9dd73f.zip 473,130,916
7.0.1 18R395 fad74636ae948db73b9406d6c47681b12a9231dd.zip 473,073,455
7.0.2 18R402 43c88963d2fe0dfc539e8cea9e39ee3fad557557.zip 473,017,212
7.1 RC 18R589 b490909fecfd0857497cfcabebca15c34efc58bd.zip 305,435,094
7.1 18R590 0aa08300a30817958ba897e4cce427a019ca3177.zip 305,428,162
7.2 RC 18S563 5dae1c95d95da1ac73d45ff8f14f8445da95ced1.zip 170,149,300
7.2 18S564 15fb6b1ac9d003a56f99fbae75caa24373e32c20.zip 170,163,241

Notes

  1. ^ a b c d e f g h i j k l m n o p q r s t Apple inflated the build number in its mesu.apple.com listing, presumably to make the device recognize the update. (e.g. 18S801 was listed as 18S6801.)
    The listings on this page use the build number displayed on the device.