Mobile phones are a very essential part of our daily lives as we literally do almost everything on them but from time to time, they develop problems which are common to every other electronic device. These problems can be resolved by several troubleshooting techniques like engaging the safe mode, recovery mode, factory reset or if all else fails, a complete reload of the device's ROM (in the case of android devices) might be the last resort. There are basically two types of ROMs ;The[b] stock ROM[/b] (Factory default) and custom ROMs (Third party developed). This guide focuses on reloading or flashing of the Stock ROM, with a few concise steps you can get it done yourself.

Steps: Get an internet enabled PC/laptop, a functional USB cable and lets proceed:

https://techsolutionsng.com/threads/easy-way-to-flash-any-android-phone-rom-do-it-yourself-guide.38/