Factory Reset Samsung Galaxy M21

OS: Android 10.0; One UI 2

CPU: Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)

Display: 6.4" inc

Camera: 48 MP, Triple

User data format and reset Samsung Galaxy M21 to factory settings.

Before resetting to factory settings, it is recommended to remember the login and password from your Google account or delete your Google account if you are going to sell your phone. In this way, you will avoid problems with the Factory Reset Protection function, which asks for a password for a Google account.

Before reset Samsung Galaxy M21, follow these steps.

1. Make sure your phone battery is at least 70% charged.
2. Copy your contacts, photos and user data to a flash drive or PC.
3. Logout from your Google Account.

Samsung Galaxy M21 - Erase All Content and Settings

1. Select the Settings menu on your phone.
2. Open the General management menu.
3. Tap menu item Reset.

4. Tap menu item Factory data reset.

5. Confirm reset process.

Thomas Nilan
Smartphone Expert

Thomas Nilan is a mobile phone expert with in-depth knowledge of the Android and iOS operating systems, who understands the settings of various hidden features that allow you to expand the capabilities of your smartphone, as well as get information about what is going on inside the phone for future repairs. He is an authority in his field, which has allowed him to become a ghostwriter for several technology publications, and he enjoys writing small mobile applications for testing smartphones.