If you think iOS 11 beta versions are too buggy and unstable, this tutorial will show you how to downgrade your iPhone from iOS 11 beta version to iOS 10.3.3.
3uTools supports three flash methods, they are 3uTools Easy Flash, Pro Flash and Multiple Flash. This tutorial will show you the similarities and differences among them.
Backups in high iOS version can’t be restore to a lower iOS version.That’s the reason why we always suggest you to use 3uTools customized backup function to backup your iDevice.