Oppo A37F pattern lockOppo A37F pattern lock

 Oppo A37F pattern lock

manually some cases to forget everyone pattern lock security pin lock. some users no idea to how to unlock pattern lock.some one they don't know how to unlock if forget pattern lock and pin code.  so that I show you how to unlock pattern lock without  any data and no erase any your mobile data.

''how it work''

# open umt dongle box

# select read and tools

# select brand- oppo

# select A37

# and hit read pattern

# and power off your mobile

# and hold  volume up + volume down and insert cable

# and computer show you pattern lock

# and then try your pattern  and open  your phone