Unlock Android without lossing data

YAMIN android unlock pattern without lossing your data
requirements

*custom recovery

*aroma file manager

1.install custom recovery

2.boot into recovery mode

3.go to mount and storage and mount system and data partition

4.now go to install zip

5.select aroma file manager

6.file manager will open goto data---

>system

find file gesture.key or password.key or pattern.key or pin.key(depending upon locking method) and delete that file

now exit and reboot

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