2. Open settings and go to Backup &D RESET section.
3. Press Factory Data Reset and press Reset Phone.
4. Select Erase Everything.
5. Select OK.
Hard Reset - advantages and disadvantages Sony Xperia Z4?
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, thereby improving the stability of its work. Removal of viruses that interfere with the normal operation of applications and the system. Solving problems that have arisen on the device due to an application conflict.
Disadvantages of Hard Reset:
Completely deletes all user data on the device. The need to have an up-to-date backup of your data, contacts, settings and media files. In some cases, it is impossible to remove all viruses from Android, even after a hard reset.
What needs to be done before the Hard Reset operation.
So that after a hard reset you can use your phone, make sure you know the login / password to 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 the hard reset procedure, the phone is locked by the FRP and 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 personal data (contacts, photos, videos) remains in the memory of your phone, then they can be saved in several ways:
Synchronization with Google contacts, Google drive. Backup your data, contacts and media. Using the service programs for your phone model, you can transfer important data to your PC.
Summary: OS: Android (5.0); Rugged: Water, Dust resistant; IP certified: IP 68; Physical size: 4096 MB RAM (Dual-channel, 800 MHz) / LPDDR3; Built-in storage: 32 GB; Capacity: 3420 mAh; Music player: ; Filter by: Album, Artist, Playlists; Features: Album art cover, Background playback; Supported formats: MP3; Video playback Supported formats: MPEG4, H.263, H.264; Speakers: Earpiece, Loudspeaker; YouTube player: Yes; Browser supports: HTML, HTML5; Built-in online services support: YouTube (upload), Picasa/Google+; Positioning: GPS, A-GPS; Navigation: Yes; Phonebook: Unlimited entries, Caller groups, Multiple numbers per contact, Search by both first and last name, Picture ID, Ring ID; ...
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