How to factory reset SAMSUNG Galaxy A21? How to wipe all data in SAMSUNG Galaxy A21? How to bypass screen lock in SAMSUNG Galaxy A21? How to restore defaults in SAMSUNG Galaxy A21?
The following tutorial shows all method of master reset SAMSUNG Galaxy A21. Check out how to accomplish hard reset by hardware keys and Android 10 settings. As a result your SAMSUNG Galaxy A21 will be as new and your MediaTek Helio P35 (MT6765) core will run faster.
1. At first push Volume Down + Power button for a couple of seconds.
2. When the screen goes dark hold down Volume Up and Power keys for a few seconds.
3. Release all buttons when information about the SAMSUNG Galaxy logo.
4. Then select Wipe data/factory reset. In this mode use Volume keys to navigate and the Power button to confirm that.
5. After that choose Factory data reset from the menu and press the Power key once.
6. Finally select Reboot system now with the Power button.
7. Well done! All your data will be removed during the whole operation.
Galaxy A21 5GSpecification:
The phone comes with a 6.50-inch touchscreen display.Samsung Galaxy A21 comes with 3GB of RAM. The Samsung Galaxy A21 runs Android 10 and is powered by a 4000mAh non-removable battery. The Samsung Galaxy A21 supports proprietary fast charging.
As far as the cameras are concerned, the Samsung Galaxy A21 on the rear packs a 16-megapixel primary camera; an 8-megapixel camera; a 2-megapixel camera, and a 2-megapixel camera. The rear camera setup has autofocus. It sports a 13-megapixel camera on the front for selfies.