2. Simultaneously press and hold the POWER button and the Volume Down button button within a few seconds.
3. Press the Volume Down(-) button to select the parameter Factory Reset, and press the POWER button to confirm.
Hard Reset - advantages and disadvantages HTC Desire 820q dual sim?
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 its performance. Removal of viruses that interfere with the normal operation of applications and the system. Solving various problems on the device, for example, with a camera, Wi-Fi or other applications.
Disadvantages of Hard Reset:
Your files and data will be irretrievably lost. 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. 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 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. 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:
Sync your data with Google contacts, Google drive. Create a backup using Titanium Backup. Using the service programs for your phone model, you can transfer important data to your PC.