2. Hold the Volume down and POWER and POWER button for a few seconds.
3. When the Android robot appears on the screen, press the Volume Up(+) button.
4. Use the Volume Down(-) button to go to wipe data / factory reset, and confirm the selection by the POWER button.
5. Go to Yes - Delete All user Data and confirm the selection by the POWER button.
6. Go to reboot system now and confirm the selection by the POWER button.
Hard Reset - advantages and disadvantages Celkon Millennia Q519?
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 have arisen due to the installation of some applications on the phone and have not disappeared 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 an up-to-date backup of your data, contacts, settings and media files. 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. ÒYou can sign out of your google account before resetting. To use your device immediately without any problems. 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). You will need to contact the official service center to bypass the FRP protection on some new phone models.
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. Using the Titanium Backup program, create a backup. Using the service programs for your phone model, you can transfer important data to your PC.