Can I undo the upgrade to iOS 7 by restoring to iOS 6.1.3?
5405
Can I install any iOS version I wish by picking and choosing which firmware to restore?
2196
How to reinstall old iOS software?
113505
How can I update my 3rd generation iPod touch from iOS 5.1.1 iOS 6.0
211
Can I skip over releases when upgrading?
20399
How do I upgrade from 14.04 LTS to 16.04.1 LTS?
12762
Will factory resetting my device remove the Android upgrade?
124233
Where is my iPhone backup kept? (Created prior iOS5 upgrade)
17696
How do i restore my iPhone 5s to factory settings?
29191
Upgrade to 18.04 from 17.10
5362
Will an iOS reinstall make a jailbroken iOS device "unjailbroken" and “supported by Apple” again?
87680
How to reverse '-proposed' channel package upgrade?
91095
How to install 2 versions of the same application on iOS?
76890
Can I restore data backed up from a newer version of iOS?
24788
Downgrading from iOS 8.1 beta 2 to iOS 8.0.2
130011
Why can't I install iOS 9.3?
158686
Xcode Simulator: how to remove older unneeded devices?
75164
Update iOS 5.1.1 on iPad 1 to at least iOS 6