Now you can only downgrade back to iOS 11.2.5 for Apple is no longer signing iOS 11.2, 11.1, 11.0.3, 11 or older. However, this article is still the way to downgrade iOS X.X.X Beta back to a previous version. The steps are the same.
According to Apple, most of iOS users have already upgrade their devices to iOS 7. However, after a fresh taste of iOS 7, you may find that you're not comfortable with iOS 7 and want to downgrade iOS 7 to iOS 6.1.3. Then read on.
In fact, you can downgrade your firmware from iOS 7 to iOS 6.1.3; it doesn't even require any special tricks or techniques. But you should make some preparation before downgrade iOS 7, which I will cover in the following paragraphs.
The new iOS 8 update, we also covered ways to downgrade iOS 8. Click here to see How to Downgrade iOS 8 to iOS 7.
To make the downgrade moves on smoothly, you have to do some preparation beforehand.
If you are using iPhone 5, iPhone 4S and iPod touch 5, you can't downgrade back to 6.1.2 from iOS 7. iPhone 4 users can downgrade to 6.1.2 if they have their required SHSH blobs + APTickets saved for 6.1.2 or below firmware. Here we take how to downgrade iPhone 4S from iOS 7 to iOS 6.1.3 for example. Let's get started.
You could then watch as your device restores back to iOS 6.1.4 or iOS 6.1.3. If you notice files missing after downgrade iOS 7, you should stop using your iPhone or other iOS devices and turn to iPhone Data Recovery for help. Mac users could go for iPhone Data Recovery for Mac. The program will help you recover contacts, text messages, photos, notes, etc. directly from iPhone and other iOS devices.