Chosen Solution

how to recover forgotten screen unlock password on galaxy tab 3

You need to flash a custom recovery on the phone then you need to run the 4 adb commands while the phone is in the custom recovery with ADB enabled.

  1. adb shell
  2. cd /data/system
  3. rm -f password.key gesture.key lock* 4 reboot Guide to flash custom recovery on phone: http://techbeasts.com/install-cwm-twrp-s… How to install adb for computer: https://forum.xda-developers.com/showthr… Once you’ve run those commands successfully you can reboot your phone and the screen lock should be removed.