2. At the same time, press the Volume Down(-) button for a few seconds and the POWER button.
3. Now, you need to release the kept buttons when the OPPO logo appears.
4. Select English Using the Volume Up(+)/Down(-) buttons to go through the menu items and the POWER button to make a choice.
5. Select Wipe Data, and then Wipe Data.
6. Press OK to confirm the selection.
7. Press Reboot to confirm the selection.
Hard Reset - advantages and disadvantages Oppo A7n?
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 to factory settings. Removal of viruses that interfere with the normal operation of applications and the system. Solving various problems that arose on the device after installing some applications and did not disappear after uninstalling them.
Disadvantages of Hard Reset:
Permanently deletes all data on the device. The need to have an up-to-date backup. 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. You can sign out of your google account before resetting. In this case, after performing a factory reset, you can immediately use your device. In case you have already done a factory reset and cannot remember the login and password for logging into your Google account, for most models there are instructions for bypassing protection (FRP). Not all phone models can bypass the FRP protection, their owners 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 personal data (contacts, photos, videos) remains in the memory of your phone, then they can be saved in several ways:
Synchronize your phone with Google contacts, Google drive. Create a backup using Titanium Backup or other programs. With the service programs for your phone, you can transfer important data to your PC.