2. Press and hold the volume down button at the same time and the POWER button for a few seconds.
3. Release the buttons when you feel vibration.
4. Press and hold the Volume button button until you see a large exclamation mark.
5. Press the buttons: Volume Up(+) -> Volume down -> POWER -> Volume down.
Hard Reset - advantages and disadvantages Celkon Win 400?
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:
Your files and data will be irretrievably lost. 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 a hard reset you cannot use the phone because the phone is locked by FRP, then you need to use the instructions for bypassing the FRP lock for your phone model. 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.