Hard Reset ETULINE S4521

How to factory reset ETULINE S4521? How to wipe all data in ETULINE S4521? How to bypass screen lock in ETULINE S4521? How to restore defaults in ETULINE S4521?

The following tutorial shows all method of master reset ETULINE S4521. Check out how to accomplish hard reset by hardware keys and Android 4.2 Jelly Bean settings. As a result your ETULINE S4521 will be as new and your MediaTek MT6572  core will run faster.

First method:

  1. Turn down your phone using Power Button. ETULINE S4521 power button
  2. Press together Power Button and Volume Down. ETULINE S4521 power+volume
  3. You should see Boot Mode screen. ETULINE S4521 boot menu
  4. Choose Recovery Mode using Volume Down, confirm it by pressing Volume Up.
  5. Press Power Button, when Android Logo appears. ETULINE S4521 android maintenace
  6. When you see Recovery Mode screen, select wipe data/factory reset with Volume Down. ETULINE S4521 wipe data
  7. Confirm with pressing Volume Up.
  8. Select Yes using Volume Down. ETULINE S4521 yes_no
  9. Press Volume Up to confirm.
  10. Wait until format is complete.
  11. Select reboot system now. S4521 ETULINE reboot now
  12. Wait until phone restarts.
  13. Congratulations you successfully Hard Reset your phone! Remember that this operation deleted all user data from your phone.

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ETULINE S3521 HARD RESET . ОБШИЙ СБРОС - video

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WARNING !
Hard Reset will erase all of your data.
All described operations you are doing at your own risk.
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