Restore iphone 3gs without updating
You will have to download firmware and then attach your phone to your computer.This tutorial will take you step by step through the process of downloading and what to select to achieve this goal that you would like.If an update is available, tapping on Download and Install will finish the process for you with no attachment to a computer and no i Tunes at all. This is by far the easiest way to get the i OS update installed onto a device and requires no computer at all, the whole thing is completed on the i Phone or i Pad.
A wide range of issues could possibly cause an i OS 12.3 i Phone to go into recovery mode.
toolkit - Repair is ultimately the best option for your needs.
You won’t lose any data like you would using the i Tunes route.
The most common issues that could cause this have to do with the i OS 12.3 operating system itself.
Nonetheless, you may be confident that there are avenues to restoring an i Phone once it is in recovery mode.
This will erase everything off you device and return it to the factory settings.