How to upgrade to iOS 5.1.1 on first generation iPad
102248
How do I upgrade my iOS on my iPad 1st generation?
85188
Is it possible to update any iOS 6 device to iOS 6.1.6?
34125
Re-sign IPA (iPhone)
94536
How do I jailbreak an iPhone or iPad?
43272
Can't update iPhone to a specific version : "iphone could not be restored device isn't eligible for the requested build"
12578
How do I upgrade to a newer version of Ubuntu?
115673
iOS7 app backward compatible with iOS5 regarding unique identifier
99290
How to check iOS version?
34371
Can I force an iPhone user to upgrade an application?
1281
Raising minimum iOS Deployment Target Version for App Update
1772
iPad 1 update from 5.1.1 to 7.1
71224
How can I find my Apple ID on my iPad?
48939
How do I install an older version of an app on an iPhone?
5362
Will an iOS reinstall make a jailbroken iOS device "unjailbroken" and “supported by Apple” again?
35243
Is it safe to do-release-upgrade from 12.04.4 to 14.04.1?
150880
Update from iOS 6 to 7, but not to iOS 8?
64869
How to port existing iPhone application to iPad