Contact us, and the problem still can't be solved we will provide full refund.
It depends on the version you bought. There are 3 choices for you: 1 month, 1 year, lifetime.
Compare to other software, UnlockGo for Android as a professional Android screen lock removal tool.
It can helps you solve the passcode problems and will not damage your device.
Yes, once your Samsung FRP lock is removed by UnlockGo for Android, your google account also will be removed.
You can login your new account.