OTA Updates/iPhone/8.1

From The Apple Wiki

iPhone 4S

Users still on iOS 5.0 or 5.0.1 must update to 6.1.3 via OTA prior to installing OTA updates for iOS 8.0 or newer.

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
8.1 12B411[1] 8.1 beta 2 12B407 20 October 2014 bd1515471aa35459af67f5edca02e6fa0c717030.zip 1,749,459,031
12B411 5.1 9B179
5.1.1 9B206
6.0 10A403
6.0.1 10A523
6.1 10B142
6.1.1 10B145
6.1.2 10B146
6.1.3 10B329
7.0 11A465
7.0.2 11A501
7.0.3 11B511
7.0.4 11B554a
7.0.6 11B651
7.1 11D167 ff628415516f749f95d5ee1e4c195c8df4034333.zip 1,009,581,258
7.1.1 11D201 73572578239a28ac003431225a3d595416eebe88.zip 1,009,591,457
7.1.2 11D257 735d7b0b5b052a2c91e404298a39e5a3cbe72bec.zip 1,009,493,273
8.0 12A365 17376e54f48f89b50c5c8eeb82ed485b70dd8c37.zip 118,739,340
8.0.1 12A402 7e2a134732eec266c19e653d3dd8415f09d3677e.zip 72,752,175
8.0.2 12A405 c6f8e4b709e377978122fd8e3a2aa58f040bcec0.zip 72,759,925

iPhone 5

iPhone5,1

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
8.1 12B411[1] 8.1 beta 2 12B407 20 October 2014 42bb5bb3e8bfcbbe63d881b30851a3f3fb0e7aa5.zip 1,790,753,113
12B411 N/A[2]
6.0.1 10A525
6.0.2 10A551
6.1 10B143
6.1.2 10B146
6.1.3 10B329
6.1.4 10B350
7.0 11A465
7.0.2 11A501
7.0.3 11B511
7.0.4 11B554a
7.0.6 11B651
7.1 11D167 f54da3a4bea5b7bc5d7fbeeec349aa64e644922f.zip 1,047,635,893
7.1.1 11D201 48893df70e5c6d7a91157faa375b239f00b61a14.zip 1,047,642,235
7.1.2 11D257 b2ee177da5fb6c37dd9d4edae0403ab2035bf778.zip 1,047,580,200
8.0 12A365 7baeae5b602d7b1a537fd19ccfd51b81b5790f6a.zip 119,379,630
8.0.1 12A402 4e9eb6004cee4ddced9881c0e5b014efcfe16171.zip 73,149,105
8.0.2 12A405 5ccf962a11565da0c547b5d19b9e6394e818b65a.zip 73,150,555

iPhone5,2

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
8.1 12B411[1] 8.1 beta 2 12B407 20 October 2014 b45db93560c66b0562a23b365c4201ac1f666ab2.zip 1,791,452,909
12B411 N/A[2]
6.0.1 10A525
6.0.2 10A551
6.1 10B143
6.1.2 10B146
6.1.3 10B329
6.1.4 10B350
7.0 11A465
7.0.2 11A501
7.0.3 11B511
7.0.4 11B554a
7.0.6 11B651
7.1 11D167 be6a369948fb76f77612048a0d8ece190cd0ecdc.zip 1,047,943,064
7.1.1 11D201 1505defed78e212f364852d871f4a5ded37e4d92.zip 1,047,965,566
7.1.2 11D257 f296f9a5d85fec85287658d08a8d139440f259ad.zip 1,047,902,754
8.0 12A365 54c1054a3a0e6d2e848b6d808a7336f41be77fe2.zip 119,543,336
8.0.1 12A402 add206b5de08f0cebb90d6704eef888c095ef4b8.zip 73,315,524
8.0.2 12A405 e05d9476850ab7781205f3edce7d4c5240e6d268.zip 73,310,060

iPhone 5c

iPhone5,3

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
8.1 12B411[1] 8.1 beta 2 12B407 20 October 2014 c253fe8afbb66d13e24bda4c6e8b72e2577f729a.zip 1,801,363,852
12B411
7.1 11D167 2a2a39aa584cf0bb45e9c0729e63aa8e0e80a501.zip 1,055,292,449
7.1.1 11D201 e73d661e0b9c35312b0a3cea144e272bc9b24eab.zip 1,055,321,516
7.1.2 11D257 48a1095e0b1d54166121af656f4ef05051faa844.zip 1,055,231,714
8.0 12A365 2ebe915d85d6b124fd6f9fc69ab1614eeb6a4d3d.zip 136,824,498
8.0.1 12A402 5af9b1c3b9a45e656e7a411aff87d673d58f62d4.zip 91,043,581
8.0.2 12A405 48a891e9e41c4e1946a5750b81a9a108f276b5ff.zip 91,040,335

iPhone5,4

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
8.1 12B411[1] 8.1 beta 2 12B407 20 October 2014 2220fbb699992c79dd96bf22fb8eba961834b27c.zip 1,800,737,054
12B411
7.1 11D167 23889d03d3586eb141a24113c9aac85558838711.zip 1,054,773,997
7.1.1 11D201 ee9fc2b78088ab3b2f41bd8b438745f09fb16cbb.zip 1,054,774,989
7.1.2 11D257 f22900cade9524cdf93dad7e7a0f104e115f15ce.zip 1,054,716,351
8.0 12A365 8f4db1a1f0b1ae114f8fac78689aee4121cd0ea8.zip 136,620,911
8.0.1 12A402 7f9119557524ad037447884b02923259b1b826fc.zip 90,830,863
8.0.2 12A405 04d6785a5c4a3c7a1ed42d4ce42ae24621d0ea44.zip 90,834,700

iPhone 5s

iPhone6,1

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
8.1 12B411[1] 8.1 beta 2 12B407 20 October 2014 1849ac282911c7ee931e5708e7414456b19660be.zip 2,031,582,031
12B411
7.1 11D167 ad3385951062a8c7df6289840588abd737fa431b.zip 1,263,309,083
7.1.1 11D201 6024da2143b26d4db181751c8fa52672f0c8a8b1.zip 1,263,203,739
7.1.2 11D257 428ecd356e84bfd25869c777d116e2fbd4ef0481.zip 1,263,088,035
8.0 12A365 c1eb617b91626052ab89190f6e543d06afe10daf.zip 168,386,121
8.0.1 12A402 49d1431e03d7fef2035e16de6452e422cdef64ee.zip 123,227,413
8.0.2 12A405 5e22d6aac28fc67d13c7c260db58606523d3ae1a.zip 123,215,302

iPhone6,2

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
8.1 12B411[1] 8.1 beta 2 12B407 20 October 2014 b5b068cc7b47087c4182d7431f11333d397b011f.zip 2,031,004,915
12B411
7.1 11D167 20ab64edb20ba94a38a50447f0c4b20497e0de1d.zip 1,262,797,528
7.1.1 11D201 edbc3b59e1db6cc05646f8df7ae93fa150d235b7.zip 1,262,682,611
7.1.2 11D257 aa37d6233ab7e3f68dd5c68e84b8ba1558276d8c.zip 1,262,593,238
8.0 12A365 4402c47d77101d2d53733736bba71aee7c4ac17f.zip 168,650,587
8.0.1 12A402 803524abd62db5336e30151e7d8d537f7bc61baa.zip 122,991,962
8.0.2 12A405 d7855487af7ac0bb26a71c84ccc4dbdd908c7850.zip 122,991,371

iPhone 6

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
8.1 12B411[1] 8.1 beta 2 12B407 20 October 2014 fc81c6a2bb4e3b5b5a2dda9571113df826da87f2.zip 2,035,941,274
12B411 8.0 12A365 3066f50c08349c5aa519369b7f31e4ce45a2bc3d.zip 178,622,190
8.0.1 12A402 94cb3f9c9b2d8e1ace89ebc6b5c52ce41d96f637.zip 132,496,569
8.0.2 12A405 869a1fb6c6959e66e656dfd7cbeb5b9f3a6f211c.zip 132,513,586

iPhone 6 Plus

Version Build Prerequisite Version Prerequisite Build Release Date OTA Download URL File Size
8.1 12B411[1] 8.1 beta 2 12B407 20 October 2014 d3e8e10a7de8fcd83ee5646c2da509043e208b00.zip 2,356,924,942
12B411 8.0 12A366 ba0e58f4240027694288d751e58463bf02761339.zip 179,559,272
8.0.1 12A402 cfcb92174d237d47b1add3a50dd0a29cefe59326.zip 133,433,037
8.0.2 12A405 dd9ab23d109b6d3b9972e7b473fed5e7c81c440d.zip 133,432,786

Notes

  1. ^ a b c d e f g h i Apple inflated the build number in its mesu.apple.com listing, presumably to make the device recognize the update. (e.g. 12B411 was listed as 12B5411.) The listings on this page use the build number displayed on the device.
  2. ^ a b iPhone 5 devices on iOS 6.0 require installation via iOS Updater.