< OTA Updates | iPhone
iPhone 3GS
| Version | Build | Prerequisite Version | Prerequisite Build | Release Date | OTA Download URL | File Size |
|---|---|---|---|---|---|---|
| 5.1.1 | 9B206 | 5.0 | 9A334 | 27 April 2012 | 330eab34750638ddee858c73dbcf6d4ed40ec441.zip | 110,878,798 |
| 5.0.1 | 9A405 | 6baa3d9b478247fdad494f586637e15c2efe660e.zip | 110,799,805 | |||
| 5.1 | 9B176 | 73f29cee8c60a824c971fa56576a829ca790a8e1.zip | 42,582,105 |
iPhone 4
iPhone3,1
| Version | Build | Prerequisite Version | Prerequisite Build | Release Date | OTA Download URL | File Size |
|---|---|---|---|---|---|---|
| 5.1.1 | 9B206 | 5.0 | 9A334 | 10 May 2012 | 1450e4166bab3ce0ad46156d34dcd42df34c86e0.zip | 186,205,095 |
| 5.0.1 | 9A405 | d25fca63ed0a40bfd6256becf09af16c2bef0cbe.zip | 186,165,242 | |||
| 5.1 | 9B176 | 5d24ae0e49872271dc1ac77f9ba13733c648cc66.zip | 49,626,152 |
iPhone3,3
| Version | Build | Prerequisite Version | Prerequisite Build | Release Date | OTA Download URL | File Size |
|---|---|---|---|---|---|---|
| 5.1.1 | 9B206 | 5.0 | 9A334 | 10 May 2012 | 7f552e36324158abde98777c86939a9e172f5499.zip | 195,741,880 |
| 5.0.1 | 9A405 | dab9ae7367f25003bfbebffc3232a87735cd04e6.zip | 195,563,994 | |||
| 5.1 | 9B176 | 04d572b25f9e52ea9b1796247fa4c31136cebb17.zip | 59,307,190 |
iPhone 4S
| Version | Build | Prerequisite Version | Prerequisite Build | Release Date | OTA Download URL | File Size |
|---|---|---|---|---|---|---|
| 5.1.1 | 9B206 | 5.0 | 9A334 | 10 May 2012 | bc824c5dfbd22c89a016a8415099ada24537d906.zip | 198,371,367 |
| 5.0.1 | 9A405 | 5ea28dc96b0270017468caf538b9553379f5c8d8.zip | 198,713,876 | |||
| 9A406 | 6924ea4078914518504e96106fabfc19251b7858.zip | 198,661,077 | ||||
| 5.1 | 9B179 | 6ded1e9b6e7138cf1fe618775f58ce33cce07f1f.zip | 57,176,155 |