2. Press the Volume Up(+) button along with the POWER button for a few seconds.
3. Release all the keys when the Blu logo appears.
4. Use the Volume Up(+)/Down(-) buttons to wipe data / factory reset and confirm with the POWER button.
5. You need to confirm the reset operation, select Yes and press the POWER button, to confirm the selection.
6. To complete the operation overload the phone, select reboot system now and press the POWER button to confirm the selection.
Hard Reset - advantages and disadvantages BLU G9?
In simple words, Hard Reset means hard resetting the phone. As a result, the system automatically returns to the factory settings and the system is completely cleared. Contacts, correspondence, application, files, search queries, passwords - all of this is deleted from the device's memory.
Benefits of Hard Reset:
The ability to reset the phone to factory settings. Removal of viruses that interfere with the normal operation of applications and the system. Solving problems that arose after installing some applications and remained after they were removed from the phone.
Disadvantages of Hard Reset:
Completely remove all user files and settings on the device. The need to have a fresh backup of your phone's data, contacts, and media. In some cases, it is impossible to remove all viruses from Android, even after a hard reset.
What needs to be done before the Hard Reset operation.
So that after a hard reset you can use your phone, make sure you know the login / password to your google account. You can sign out of your google account before resetting. In this case, after performing a factory reset, you do not need to enter the login password for your Google account and you can immediately use your device. If, after resetting the settings, the phone is blocked by the FRP and you cannot remember the login and password for entering your Google account, then for most models there is an instruction for bypassing this protection (FRP). Some new phone models may have problems with bypassing the FRP protection and for this you will need to contact the official service center.
After performing a hard reset, your device will be completely wiped clean. Everything that was in the memory of your device will be deleted.
What can be done to avoid losing important information?
If personal data (contacts, photos, videos) remains in the memory of your phone, then they can be saved in several ways:
Synchronize your phone with Google contacts, Google drive. Backup your contacts and information. Transfer important data to your PC using service programs for your smartphone model.