How to fix Samsung GT-i9300 Yellow Text Overlay (factory mode?)
Status Tools 1: We Need rooted your devices
Root-SGS3-v6.3 2: Run CMD ( command )
Procedure 1) backup /efs/FactoryApp and /efs/imei
2) remove /efs/FactoryApp and /efs/imei
3) reboot
4) if device is rooted
Code:
adb shell su
adb shell echo -n ON > /efs/FactoryApp/keystr
adb shell echo -n ON > /efs/FactoryApp/factorymode
adb shell reboot
Other Solution No need rooted Devices
if device is not rooted, you have to have adb tool from android sdk, after installing sdk run SDK Manager (if it doesn't start, use sdk\tools\android insted) you have to select and install Extras/Google USB Driver, then
4.1) reboot into recovery mode
4.2) install Google USB driver from driver manager (there is a guide for this but I can't post external links yet)
4.3) 4.4) run commands:
Code:
adb shell mount /efs
adb shell mount -o remount,rw /efs
adb shell echo -n ON > /efs/FactoryApp/keystr
adb shell echo -n ON > /efs/FactoryApp/factorymode
adb shell reboot
My Finish Product