OTA Updates

OTA Updates (Over-the-Air Updates) have been introduced with iOS 5. The device contacts mesu.apple.com to check for updates. The updates are delivered in plain unencrypted ZIP files.

OTA Update Files

iPad

iPad 1G

Version	Build	Prerequisite Build	OTA Download URL	Type	Comments	File Size
5.0.1	9A405	9A334	a10da09644bd17d9ad67e88ba5224b719faa7b95.zip			41,066,648

iPad 2

iPad 2 (Wi-Fi)

Version	Build	Prerequisite Build	OTA Download URL	Type	Comments	File Size
5.0.1	9A405	9A334	f2ae60b598040fb475668fba346720094187909b.zip			41,300,532

iPad 2 (GSM)

Version	Build	Prerequisite Build	OTA Download URL	Type	Comments	File Size
5.0.1	9A405	9A334	ed440421275bd52d6748abf3a31837fda03cc086.zip			49,120,994

iPad 2 (CDMA)

Version	Build	Prerequisite Build	OTA Download URL	Type	Comments	File Size
5.0.1	9A405	9A334	7e7666c0e4ab2dcb0977987da8501dc8f3361644.zip			55,647,323

iPhone

iPhone 4 (GSM)

Version	Build	Prerequisite Build	OTA Download URL	Type	Comments	File Size
		9A5259f	05e3a3f0fc43c968f93af8464720c50fbd0ad620.zip	Carrier
		9A5274d	cde871abbf88d40ff2de05b729ae7d77299cb718.zip	Beta
		9A5274d	af342f8dbdcfb16cecef31b915b172b1b54923ca.zip	Carrier
5.0.1b2	9A404	9A402	accafa6d7e44bac2f21f52e579b20ec877d725e2.zip			45,464,950

iPhone 4S

Version	Build	Prerequisite Build	OTA Download URL	Type	Comments	File Size
5.0.1b2	9A404	9A402	554f7813ac09d45256faad560b566814c983bd4b.zip	Beta		839,302,389
5.0.1	9A405	9A334	323d76efa3e44947838dca305cd104ca740dd30c.zip			58,221,403

iPod touch

iPod touch 4G

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