1. To start the Hard reset procedure, the phone must be turned off.
2. At the same time, press and hold the Volume Up(+) and POWER button for a few seconds.
3. Release all buttons when recovery mode appears .
4. Select in the menu wipe data / factory reset using the Volume Up(+)/Down(-) keys to go through the menu items and the POWER button to Confirm the selection.
5. Select in the menu Yes - Delete All user data and press the POWER button.
6. Select in the menu "reboot system now" and press the POWER button.
Hard Reset - advantages and disadvantages QMobile Noir Z9 Plus?
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 block applications on the device and give persistent errors. Solving various problems on the device, for example, with a camera, Wi-Fi or other applications.
Disadvantages of Hard Reset:
All your data stored in the phone will be permanently deleted. The need to have a fresh backup. Not all viruses on Android can be removed even after returning to factory settings.
What needs to be done before the Hard Reset operation.
If you are going to do a hard reset on your phone, then be sure to make sure that you know the access data for 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 you cannot remember the login password to enter your Google account, then you need to use the instructions for bypassing the FRP lock for your phone model. Owners of modern phone models will need to contact the official service center to bypass the protection of the FRP.
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 important information (contacts, sms, photos, videos) remains in the memory of your device, then there are the following options to save it:
Synchronize your data and contacts with Google contacts, Google drive. Create a backup using Titanium Backup. Using the service programs for your phone model, you can transfer important data to your PC.