Soft Reset SAMSUNG I9100 Galaxy S II

Second method:

  1. Press Power button and wait for the menu in which select option turn off the phone, or press and hold Power button and wait until the phone turns off.
  2. Now press the Power button, and wait until the phone turns on.
    Hard Reset SAMSUNG I9100 Galaxy S II
See the First Method!

How to Remove Battery SAMSUNG I9100 Galaxy S II - Open Back Cover

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