— The only way to unlock your Samsung Galaxy Tab 3 is to perform a factory reset....

— If you don't remember your Google Account information, navigate to the Recovery...

— Unfortunately, without losing your data, your phone cannot be unlocked....

— To hard reset the phone, turn if off and then press Volume Up + Home button +...

— The backup PIN code was set by you. The default one is 1234, 0000, or 12345. If...

— No, you can't upgrade the version of the Android in this phone because Samsung...