Hard Reset VIVO X21UD

How to factory reset VIVO X21UD? How to wipe all data in VIVO X21UD? How to bypass screen lock in VIVO X21UD? How to restore defaults in VIVO X21UD?

The following tutorial shows all method of master reset VIVO X21UD. Check out how to accomplish hard reset by hardware keys and Android 8.1 Oreo settings. As a result your VIVO X21UD will be as new and your Qualcomm Snapdragon 660 MSM8976 Plus  core will run faster.

First method:

  1. Switch off the mobile by holding the Power button for a couple of seconds. Remove Screen Lock on VIVO X21UD
  2. In the second step start pressing Volume Up and Power keys for a short while. Permanently delete data from VIVO X21UD
  3. Release all buttons when the Fastboot Mode appears. Remove Screen Lock on VIVO X21UD
  4. In this mode choose "Recovery Mode" by using Volume keys to scroll down and the Power button to accept it.
  5. After that select "Wipe data" by using Volume buttons and confirm with the Power key. Hard Reset VIVO X21UD
  6. Then choose "Wipe data" two times by using the Power button.
    HardReset VIVO X21UD Factory Reset VIVO X21UD
  7. Now choose "OK" and click the Power key once.
  8. Then select "Back" and confirm with the Power button. HardReset VIVO X21UD
  9. At the end choose "Reboot system" and accept it by using the Power button. Hard Reset VIVO X21UD
  10. Good job!

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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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