Hard Reset ADVAN S4M

First method:

  1. First of all, hold down the Power rocker for a while in order to switch off the device.Hard Reset ADVAN S4M
  2. Then press and hold together Volume Down and Power button for a few seconds.HardReset ADVAN S4M
  3. Release all keys as soon as the Recovery Mode appears on the screen.
  4. In the next step use Volume buttons to select "wipe data/factory reset" and tap the Power button to confirm.Wipe data on ADVAN S4M
  5. Afterwards choose "yes" from the menu, and accept it with Power button.Master Reset ADVAN S4M
  6. After a while accept option "reboot system now" using Power rocker.Factory Reset ADVAN S4M
  7. That's all. The hard reset operation should be completed.
See the Next method!

Hard Reset advan S4M work 100% (TESTED)

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All described operations you are doing at your own risk.

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