What is a FRP (Factory Reset Protection)?
Android Factory Reset Protection (FRP) is a feature in some of the device with Android OS 5.1 or higher. FRP prevents from other people using your phone and performing a factory reset without your permission. Factory reset in that case is only possible with access to your Google Account and screen lock information.
When You Have To Hard Reset Your Device
You wanna Erase All Data From Phone
Forgotten Security Screen Lock Code
Forgotten Security Password
Forgotten Pattern Lock
Forgotten User Code
Forgotten Phone Lock
If Your Phone Seems Frozen Due To Any Cases.
If Your Phone works much slower, than when it was new