Performed a factory data reset a few times, signed out of all accounts and yet info is still there when starting a fresh. Have lots of apps with permissions all set to on and greyed out. Have checked developers options and it keeps toggling to auto install app...
How to factory reset a Samsung smartphone Go to Settings, then General Management. From there, tap on Reset, which you can find at the bottom. You will see three options - Reset settings, Reset network settings and Factory data reset. Tap Factory Reset. You should then see a long list ...