2. Simultaneously press and hold the POWER and Volume UP button for a few seconds.
3. After that, release the retained buttons when the ASUS Zenfone logo appears on the screen.
4. Use the Volume down button to select the menu item Recovery, and press the POWER button to confirm.
5. When the Android logo appears on the phone screen, press the POWER button and the Volume Up(+) button again.
6. Select from the menu wipe data / factory reset. Use the Volume Down(-) button to scroll and the POWER button to select.
7. Select from the Yes - Delete All user Data from the menu. Use the Volume Down(-) button to scroll and the POWER button to select.
8. Next, you need to overload the phone, select "Reboot System Now. Use the Volume Down(-) button to scroll and the POWER button to select.
Hard Reset - advantages and disadvantages Asus ZenFone 3 ZE552KL?
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:
Ability to clear 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:
Completely remove all user files and settings on the device. The need to back up contacts from the phone book, 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. 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 resetting the settings, the phone is blocked by the FRP and you cannot remember the login and password for entering your Google account, then for most models there is an instruction for bypassing this protection (FRP). It is not possible to bypass the FRP protection on some new phone models, and for this you 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, sms, photos, videos) remains in the memory of your device, then there are the following options to save it:
Synchronize your phone with Google contacts, Google drive. Create a backup using Titanium Backup. With the service programs for your phone, you can transfer important data to your PC.