Update T-Mobile Galaxy S3 SGH-T999 to Android 4.2.2 CM10.1 M3 Jelly Bean Custom ROM [How-To]

This tutorial will guide you on how to install CM10.1 M3 Android 4.2.2 Jelly Bean Custom ROM on T-Mobile Galaxy S3 SGH-T999. This process is quite similar to installing other custom ROMs however the only difference will be the files you use (obviously). In case you are a beginner, you have nothing to worry about […]