How to install APK / APKS / OBB file on Android
Hi, There you can download APK file "Service Mode for Samsung" for vivo X21 free, apk file version is 1.3 to download to your vivo X21 just click this button. It's easy and warranty. We provide only original apk files. If any of materials on this site violates your rights, report us
This is a small and simple app that invokes the Samsung Service Mode without using the phone dialer.