1. At the first stage, hold POWER for a few seconds.
2. At the same time, press the Volume Up(+) button and the POWER button.
3. Release the retained buttons when boot mode appears .
4. Highlight Recovery mode Using the Volume Up(+) button, and then confirm the selection by clicking the Volume down button.
5. To highlight the option wipe data / factory reset Use the Volume Up(+)/Down(-) buttons, and then confirm the selection by the POWER button.
6. Select "Yes - Delete All User Data" and confirm the selection using the POWER button.
7. Overload the phone, select reboot system now and confirm the selection using the POWER button.
Hard Reset - advantages and disadvantages InFocus A1s?
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. Removal of viruses that block applications on the device and give persistent errors. Solving various problems on the device that arise due to the conflict of applications.
Disadvantages of Hard Reset:
All data and applications will be permanently deleted. The need to have an up-to-date backup of your data, contacts, settings and media files. 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. Before a hard reset, you must first log out of your google account. In this case, after performing a factory reset, the phone will not be locked by the FRP. If after a hard reset you cannot remember the login and password for entering your Google account, then you need to find instructions on bypassing the FRP blocking. 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 (contacts, sms, photos, videos) remains in the memory of your device, then there are the following options to save it:
Sync your data with Google contacts, Google drive. Backup your contacts and information. Using the service programs for your phone model, you can transfer important data to your PC.