Galaxy S7 Edge Hard Reset to Remove Pattern Lock
https://gsmfixer.blogspot.com/2016/03/galaxy-s7-edge-hard-reset-to-remove.html
Hard Reset SAMSUNG G935F Galaxy S7 Edge to emove pattern lock and reset phone settings to original phone settings. SAMSUNG G935F Galaxy S7 Edge Hang on logo solution by hard reset process. This is also done to wipe your phone and get it ready for the next owner. Usually this process is done when you have tried too many wrong pattern attempts and you need to completely remove your pattern lock.
First off all switch off your phone.
Then Press and Hold VolumeUp+Power keys together.
Release the keys when phone vibrate and logo appears.
Using volume keys select option and power button to confirm.
Confirm "Wipe data/Factory Reset" and the "Reboot system now".
Wait for a while and you have done.