1. To start, turn off the phone using the POWER button.
2. At the same time, press and hold the Volume Up(+) and POWER button for a few seconds.
3. When the ZTE logo appears, release the POWER button.
4. Release the Volume Up(+) button when it appears Recovery mode.
5. Select from the menu wipe data / factory reset. Use the Volume Up(+)/Down(-) keys to go through the menu items and the POWER button to confirm the selection.
6. Select in the yes menu and confirm the selection using the POWER button.
7. Select from the menu "reboot system now" and confirm the selection using the POWER button.
Hard Reset - advantages and disadvantages ZTE Grand X Quad?
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. Remove viruses and malware that block applications on the device. You will be able to solve various problems on the device, for example, with bluetooth or other applications.
Disadvantages of Hard Reset:
All your data and media files will be deleted. The need to have an up-to-date backup of your data, contacts, settings and media files. After returning to factory settings, some viruses may remain in the phone.
What needs to be done before the Hard Reset operation.
In order to use the phone after a hard reset and it is not blocked by the FRP, make sure that you know the login / password to your google account. You need to log out of your google account before resetting. In this case, after performing a factory reset, the phone will not ask for any logins and passwords and you can immediately use your phone. If after resetting the settings you cannot log into your Google account, then you need to find 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 important information remains in the memory of your phone, 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 or other programs. Using the service programs for your phone model, you can transfer important data to your PC.