Carrier OTA Updates/iPad/5.1

iPad[edit source]

Version	Build	Prerequisite Version	Prerequisite Build	Release Date	Release Type	OTA Download URL	File Size
5.1 beta	9B5117b	5.0.1	9A405	28 November 2011	Carrier	a3e2e72ff0c0b56831af2dcdd81f0535b9971892.zip	211,561,032
5.1 beta 2	9B5127c	5.0.1	9A405	12 December 2011	Carrier	bf777d2ba85a1f24e2962b90bc9bf583fbbaeb5a.zip	225,868,682
5.1 beta 2	9B5127c	5.1 beta	9B5117b	12 December 2011	Carrier	03f038343d3a0d9c638adc67614538d0af14f406.zip	139,633,738
5.1 beta 3	9B5141a	5.0.1	9A405	9 January 2012	Carrier	0c736ba6385c16d6c11ae2e1d58abb366c66881a.zip	229,801,948
5.1 beta 3	9B5141a	5.1 beta 2	9B5127c	9 January 2012	Carrier	b6883fc1d34940565799ef62c97305c4da09f3e6.zip	68,963,563
5.1 beta 4	9B155^[1]	5.0.1	9A405	23 January 2012	Carrier	27904afed5bf5e14aab1f3c1d072cb9e260cba5b.zip	231,251,494
5.1 beta 4	9B155^[1]	5.1 beta 3	9B5141a	23 January 2012	Carrier	fdd236803cb16f3fa07399fe717640671e3cb6d1.zip	49,153,943
5.1	9B169	5.0	9A334	6 February 2012	Carrier	da40b9ffc65646ccf48f46f72e625b7cd14666f9.zip	231,355,946
	9B169	5.0.1	9A405	6 February 2012	Carrier	40b66ac897cd63b53aa01dc8cf875d430f026639.zip	231,158,901
	9B172	5.0	9A334	13 February 2012^[2]	Carrier	fd36f5399b65dc62a0739be3a3b365f5365e8cc6.zip	231,408,812
	9B172	5.0.1	9A405	13 February 2012^[2]	Carrier	631a25b723b7d432dc181e1baccec7abce1e83c5.zip	231,383,789
	9B174	5.0	9A334	13 February 2012	Carrier	6b22fac4c8e08e117737ad202d0b559761868268.zip	231,582,072
	9B174	5.0.1	9A405	13 February 2012	Carrier	0c51f370808e35389c363bef5cddd1e0c7e6729e.zip	231,387,994
	9B176	5.0	9A334	7 March 2012	Carrier	ce1e23d21cdbca152cdbc45fcc9fb7365ff3bac6.zip	231,559,249
	9B176	5.0.1	9A405	7 March 2012	Carrier	10194cdcc914eb85693b4325b37179bb3ec27dae.zip	231,548,854

iPad 2[edit source]

iPad2,2[edit source]

Version	Build	Prerequisite Version	Prerequisite Build	Release Date	Release Type	OTA Download URL	File Size
5.1 beta	9B5117b	5.0.1	9A405	28 November 2011	Carrier	7d90d0797e154ced3edd7f86421580a8eb97adca.zip	222,095,258
5.1 beta 2	9B5127c	5.0.1	9A405	12 December 2011	Carrier	476ecd18f4a47eeb63e8381fa34b6509944df33d.zip	236,147,089
5.1 beta 2	9B5127c	5.1 beta	9B5117b	12 December 2011	Carrier	8267310f807b8555d3fcc4ab3f5b96c367643e45.zip	147,675,219
5.1 beta 3	9B5141a	5.0.1	9A405	9 January 2012	Carrier	b74c4601295ba4ee7199ce5e413203809a3a88ab.zip	240,225,382
5.1 beta 3	9B5141a	5.1 beta 2	9B5127c	9 January 2012	Carrier	62307d6ce47fbe90b16d9669aa6730a91290e6e1.zip	77,155,089
5.1 beta 4	9B155^[1]	5.0.1	9A405	23 January 2012	Carrier	a1bb2aac75f55afc94a90ce7bf9eefddd8046e5e.zip	242,121,586
5.1 beta 4	9B155^[1]	5.1 beta 3	9B5141a	23 January 2012	Carrier	d3928f93a6f5de1aaa7705490b50bffc8fc81f46.zip	58,241,696
5.1	9B169	5.0	9A334	6 February 2012	Carrier	10d8008552c3df8b0cc6a3c8cccd354ed81deb0d.zip	242,356,748
	9B169	5.0.1	9A405	6 February 2012	Carrier	e9600dd3ea20053b2b885691d1ac14bd596236d9.zip	242,358,319
	9B172	5.0	9A334	13 February 2012^[2]	Carrier	cfc0515b3e8e97604efee3029bd167928dcd4f1f.zip	242,267,043
	9B172	5.0.1	9A405	13 February 2012^[2]	Carrier	382f780b4a1200cd26cb53ee357ccc6bedb0ab05.zip	242,325,264
	9B174	5.0	9A334	13 February 2012	Carrier	7f446246f3f20ed730d92d257547af09e23c8fa1.zip	242,375,357
	9B174	5.0.1	9A405	13 February 2012	Carrier	c42d9b9a66260147534e3ff3cbe0a9c7fa02638c.zip	242,268,991
	9B176	5.0	9A334	7 March 2012	Carrier	be1b95d54fe285a640fe38c73204941bd3c0aa65.zip	242,520,359
	9B176	5.0.1	9A405	7 March 2012	Carrier	116378ef7fea6bcd19aff92565f140bd1a338d5d.zip	242,215,981

iPad2,3[edit source]

Version	Build	Prerequisite Version	Prerequisite Build	Release Date	Release Type	OTA Download URL	File Size
5.1 beta	9B5117b	5.0.1	9A405	28 November 2011	Carrier	a3879ef5f2bc3155d044bb02efe2fbf8aac65612.zip	228,046,280
5.1 beta 2	9B5127c	5.0.1	9A405	12 December 2011	Carrier	eba058d8123a2e6c3baaf8992b47cffe57b0276e.zip	241,963,828
5.1 beta 2	9B5127c	5.1 beta	9B5117b	12 December 2011	Carrier	f32a8718191d56851049e3a9ab069673d98839a3.zip	154,083,203
5.1 beta 3	9B5141a	5.0.1	9A405	9 January 2012	Carrier	2d117ef1c5c832316854184373941f21c12f9c05.zip	245,964,085
5.1 beta 3	9B5141a	5.1 beta 2	9B5127c	9 January 2012	Carrier	1034841ccd4ef1497556ee24e12d4f716dcb59d2.zip	83,212,744
5.1 beta 4	9B155^[1]	5.0.1	9A405	23 January 2012	Carrier	980e585be497fb1e7316502437081cd561ac06db.zip	248,248,361
5.1 beta 4	9B155^[1]	5.1 beta 3	9B5141a	23 January 2012	Carrier	c98428dfd9977ee9b6aa30647fe26bb34f1095eb.zip	64,165,297
5.1	9B169	5.0	9A334	6 February 2012	Carrier	37b6ce97fd6d2c342848887c786a3a1ce7029234.zip	248,283,284
	9B169	5.0.1	9A405	6 February 2012	Carrier	32aa890fe55b0a5b47984b9d140ea82c11bfd455.zip	248,301,529
	9B172	5.0	9A334	13 February 2012^[2]	Carrier	9d5d6a11978417d783f9e52f682c84a525479cfc.zip	248,337,163
	9B172	5.0.1	9A405	13 February 2012^[2]	Carrier	ef8c4473c6355247f19a88d2952c24d27773a90e.zip	248,262,641
	9B174	5.0	9A334	13 February 2012	Carrier	9363554eeb6c9651962658f9a7eb689b1777d441.zip	248,112,854
	9B174	5.0.1	9A405	13 February 2012	Carrier	3e20c84d76472c71b75b4890d65af4689fd326ea.zip	247,935,601
	9B176	5.0	9A334	7 March 2012	Carrier	cebc683809cff76a367014a058bf92b9be17ca83.zip	248,486,928
	9B176	5.0.1	9A405	7 March 2012	Carrier	4133acb855818982ee06cb69558678b346fb8ae5.zip	248,320,693

iPad (3rd generation)[edit source]

iPad3,2[edit source]

Version	Build	Prerequisite Version	Prerequisite Build	Release Date	Release Type	OTA Download URL	File Size
5.1 beta	9B5117b	5.1 beta	9B5107c	28 November 2011	Carrier	7a603e3cab5858bb920106f60322aafc85b7b288.zip	425,597,817
5.1 beta 2	9B5127c	—		12 December 2011	Carrier	8f5f08326919b85c731ec8633e27571351317b36.zip	1,231,710,960
5.1 beta 3	9B5141a	5.1 beta 2	9B5127c	9 January 2012	Carrier	2dd3a659139ff440c4fc5c69157da535a498ff96.zip	90,365,860
5.1 beta 4	9B155	5.1 beta 3	9B5141a	23 January 2012	Carrier	42a18f491c8745f073736110db79f57b7e525bba.zip	202,183,496

iPad3,3[edit source]

Version	Build	Prerequisite Version	Prerequisite Build	Release Date	Release Type	OTA Download URL	File Size
5.1 beta	9B5117b	5.1 beta	9B5107c	28 November 2011	Carrier	8cc2bb3bfe399c76c5786282be50d683ae38737b.zip	425,803,526
5.1 beta 2	9B5127c	5.1 beta	9B5117b	12 December 2011	Carrier	0efd26b1c0d3c8aaea0de8857210eef0f53456af.zip	77,540,530
5.1 beta 3	9B5141a	5.1 beta 2	9B5127c	9 January 2012	Carrier	3bb4aa55d6f88ae7a2c17418fffb81542d62b7a1.zip	90,267,885
5.1 beta 4	9B155	5.1 beta 3	9B5141a	23 January 2012	Carrier	1f3b30cfb6e361e9a215d601da337a53877a467b.zip	202,229,613

Notes[edit source]

^ ^a ^b ^c Apple inflated the build number in its mesu.apple.com listing, presumably to make the device recognize the update. (e.g. 12F61 was listed as 12F5061.) The listings on this page use the build number displayed on the device.
^ ^a ^b ^c This release was never actually published; it was discovered from a technical leak.

[fakefive-1] Apple inflated the build number in its mesu.apple.com listing, presumably to make the device recognize the update. (e.g. 12F61 was listed as 12F5061.) The listings on this page use the build number displayed on the device.

[unreleased-2] This release was never actually published; it was discovered from a technical leak.

[1]

[2]