Hard Reset BRAVIS NB871 4G

How to factory reset BRAVIS NB871 4G? How to wipe all data in BRAVIS NB871 4G? How to bypass screen lock in BRAVIS NB871 4G? How to restore defaults in BRAVIS NB871 4G?

The following tutorial shows all method of master reset BRAVIS NB871 4G. Check out how to accomplish hard reset by hardware keys and Android 8.1 Oreo settings. As a result your BRAVIS NB871 4G will be as new and your MediaTek MT8735  core will run faster.

First method:

  1. Firstly, switch off the device by holding the Power key for a short while. Format BRAVIS NB871 4G
  2. After that start pressing Volume Up and Power buttons together for a couple of seconds. Restore BRAVIS NB871 4G
  3. Release all keys when you see Boot Mode. Hard Reset BRAVIS NB871 4G
  4. In this mode select "Recovery". Use Volume Up to scroll down and Volume Down to confirm that.
  5. If the Android Robot picture pops up press the Power key. Format BRAVIS NB871 4G
  6. Now choose "wipe data/factory reset" by using Volume buttons to navigate and the Power key to confirm that. Permanently delete data from BRAVIS NB871 4G
  7. Select "Yes--delete all user data" from the menu and press the Power button once. Remove Screen Lock on BRAVIS NB871 4G
  8. At the end choose "reboot system now" with the Power key. Remove screen password on BRAVIS NB871 4G
  9. 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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