2. You need to press and hold the Volume Down(-) button and the POWER button together for a few seconds.
3. Release all buttons when the Sharp logo appears on the screen.
4. Select the menu option "wipe data / factory reset. Use the Volume Up(+)/Down(-) keys to go through the menu items and press the POWER button to confirm the selection.
5. Select from the menu Yes - Delete All user data and confirm using the POWER button.
6. Overload the phone, select reboot system now and confirm using the POWER button.
Hard Reset - advantages and disadvantages Sharp R1S?
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 completely clean phone from user settings and data. Removing viruses that have entered your phone. Solving problems that have arisen on the device due to an application conflict.
Disadvantages of Hard Reset:
Your files and data will be irretrievably lost. The need to back up contacts and all user data. Unfortunately, in some cases, not all viruses on Android will be removed, even after a hard reset.
What needs to be done before the Hard Reset operation.
If you want to do a hard reset on your phone, then make sure you know the login / password for your google account. Before a hard reset, you can log out of your google account in advance. Then, after performing a factory reset, you do not need to remember the login password for your Google account. 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. Not all owners of new phone models will be able to bypass the protection of the FRP and for this they 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 (contacts, photos, videos) remains in the memory of your phone, then it can be saved in several ways:
Sync your data with Google contacts, Google drive. Backup your data, contacts and media. Transfer contacts, media files and important data to your PC using service programs for your smartphone model.