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.
3. Release all keys when you see information about Boot Mode.
4. Select the Recovery line using the Volume Up(+) key to go through the menu items and Volume Down(-) to confirm the selection.
5. When the image no command appears, press the POWER button and the Volume Up(+) button.
6. Select the menu option "wipe data / factory reset. Use the Volume Up(+)/Down(-) buttons to go through the menu items and the POWER button to confirm the selection.
7. Select from the Yes menu and click the POWER button.
8. Select the item in the menu reboot system now and press the POWER button.
Hard Reset - advantages and disadvantages Itel A15?
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 get a phone with factory settings as a result. Removal of viruses that cause inconvenience in work and give permanent errors. Solving problems that have arisen on the device, for example, between the camera and other applications.
Disadvantages of Hard Reset:
All your data and media files will be deleted. The need to have an up-to-date backup. It is possible that not all viruses will be removed from your phone.
What needs to be done before the Hard Reset operation.
Before doing a hard reset, be sure to remember the login / password to access your google account. So that, after performing a factory reset, you do not need to remember the login password for the google account, you can log out of the google account before the hard reset. 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. Not all phone models can bypass the FRP protection, their owners 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 important information remains in the memory of your phone, then it can be saved in the following ways:
Synchronization with Google contacts, Google drive. Using the Titanium Backup program, create a backup. With the service programs for your phone, you can transfer important data to your PC.