How to unlock android phone through ADB

Question

My screen is dead and I want to unlock my phone so I can access it through Kies to backup my pictures.

I locked the phone through Android Device Manager setting an e

Answer 1

Below commands works both when screen is on and off

To lock the screen:

adb shell input keyevent 82 && adb shell input keyevent 26 && adb shell input keyevent 26

To lock the screen and turn it off

adb shell input keyevent 82 && adb shell input keyevent 26

To unlock the screen without pass

adb shell input keyevent 82 && adb shell input keyevent 66

To unlock the screen that has pass 1234

adb shell input keyevent 82 && adb shell input text 1234 && adb shell input keyevent 66