Procedure
1. Open UNLOCKTOOL
2. Click Samsung Tab
3. Search: A02s /SM-A025F
4. Select: [EDL] ERASE FRP
5. Connect USB cable & Testpoint
1. Open UNLOCKTOOL
2. Click Samsung Tab
3. Search: A02s /SM-A025F
4. Select: [EDL] ERASE FRP
5. Connect USB cable & Testpoint