2. Press and hold the Volume Up(+) and POWER key for a few seconds.
3. Release the keys when the QMOBILE logo appears.
4. Select from the menu wipe data / factory reset moving around the menu using the Volume Up(+)/Down(-) keys, and press the POWER button.
5. Select from the menu "Yes - Delete All User Data" and press the POWER button.
6. Select from the menu reboot system now and press the POWER button.
Hard Reset - advantages and disadvantages QMobile Noir X400?
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, thereby improving its performance. Removal of viruses that interfere with the normal operation of applications and the system. Solving various problems on the device, for example, with a camera, Wi-Fi or other applications.
Disadvantages of Hard Reset:
Complete cleaning of all user data on the device. The need to back up 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. Also, before resetting, you must first log out of your google account. In this case, after performing a factory reset, the phone will not ask for any logins and passwords and you can use your device. If, after a hard reset, the phone is locked by the FRP and you cannot remember the login password for logging into your Google account, then you need to use the instructions for bypassing the FRP lock for your phone model. 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:
Sync your data with Google contacts, Google drive. Create a backup using Titanium Backup. With the service programs for your phone, you can transfer contacts, media files, and important data to your PC.