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How To Factory Reset The Samsung Galaxy M21s
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How To Factory Reset The Samsung Galaxy M21s

by TsarNovember 13, 2020

Like other Samsung Galaxy smartphones, The Galaxy M21s comes with Android OS preinstalled (Android 10.0, One UI 2.5). So after a while, you may need to reset your phone, and this step by step tutorial will show you how to factory reset the Galaxy M21s, Wipe its cache partition, And soft reset it.

What is the Samsung Galaxy M21s?

The Samsung Galaxy M21s is the new Samsung smartphone from the Samsung Galaxy M series. Samsung has released this phone in November 2020. It comes with 6.4 inches Super AMOLED Infinity-U display, Exynos 9611 Octa CPU, Triple 64.0MP rear camera, 32.0MP selfie camera, And 6000mAh fast-charging battery.

How Do I Factory Reset the Galaxy M21s?

There are two methods to factory reset (Hard Reset) the Samsung Galaxy M21s. You can reset the Galaxy M21s from the Settings menu, And you can reset it from the Recovery Mode.

We listed both methods below in detail. Also, you can learn how to wipe the cache partition, and soft reset your Samsung phone.

Before resetting your phone, read our guide on how to prepare your Samsung Galaxy device for a factory reset.

Why do I need to factory reset my phone?

You may need to factory reset your phone for many reasons:
– Before selling your phone or give it to someone else to use it (to delete your stored personal data, Like Photos, Contacts, SMS).
– To remove the forgotten pattern lock or password.
– To Fix the frozen screen problem, Or Solving hang and unresponsive issues.
– To speed up your phone and make it run like its first use.
– To solve some software or applications errors.
– To clean your phone and delete the malware or viruses.

How To Factory Reset the Samsung Galaxy M21s from Settings Menu:

Step 1: Tap the Settings icon from the home screen.

Step 2: Tap on General management.

General Management Option

Step 3: Tap Reset.

Step 4: Tap on Factory Data Reset option:
At this point, the Android OS will tell you that all data will be erased from your phone. Including your Google account, System and app data, Settings, Downloaded app, Music, Pictures, And all other user data, So make sure to back up anything you need before moving to the next steps.

Step 5: Tap Reset:
Once again the phone will remind you, That all your personal information and downloaded apps will be erased and can’t be recovered.

Step 6: If the device asks for any password, PIN code, Or pattern, Then enter it and tap on Continue.

Step 7: Tap Delete all. Then, Wait for the Factory data reset process to be completed. The device will reboot.

Step 8: Done, Now when your Galaxy M21s is fully on, Select your preferred device language, And follow the on-screen instructions to proceed with the initial setup.

How To Factory Reset the Samsung Galaxy M21s from Recovery Menu:

Time needed: 5 minutes.

Follow these steps to reset your device from the Android recovery menu:

  • Step 1:

    Ensure your Samsung phone is powered off, If not, Then turn it off (Press and hold the Side key When the Power Menu appears tap on Power off).

  • Step 2:

    Press and hold the Volume Up button, Then press and hold the Side key too.
    Samsung Galaxy M21s Hardware Buttons

  • Step 3:

    Wait until the Android logo appears, Then release all buttons. After a few seconds, you will see an Android Recovery menu on the screen with many options.

  • Step 4:

    Use the Volume Down button to select Wipe Data/Factory Reset option.

  • Step 5:

    Use the Power / Side Key to confirm your selection.

  • Step 6:

    Now use the Volume Down button again to select “Factory Data Reset“.

  • Step 7:

    Confirm it by pressing the Power button, And Wait for the Factory reset process to be completed.

  • Step 8:

    The Android Recovery menu will return, and the Reboot System Now option is highlighted. Press the Power / Side Key to reboot your phone.

  • Step 9:

    When your Samsung phone is fully on, Select your preferred device language, And follow the on-screen instructions to proceed with the initial setup.

How To Wipe Cache Partition on the Samsung Galaxy M21s:

Clearing the cache partition of your Galaxy device will not delete your data (Contacts, SMS, Photos, Videos,… Etc). It will remove the temporary system data which is useful to make the system run more smoothly. It is recommended to wipe the cache partition after installing a new system update.

To wipe the cache partition follow the same steps like (Factory Reset Samsung Galaxy M21s from Recovery Menu). But instead of selecting the Wipe Data/Factory Reset option, You should choose the Wipe Cache Partition option.

How To Soft Reset the Samsung Galaxy M21s:

The Soft Reset means turning your device off and on again. Like Wipe Cache Partition, This operation will not delete your data.

If your Galaxy M21s screen is frozen or unresponsive, Then, This operation may fix it:

  1. Ensure your device battery has more than 5% of power. If no, Then charge your device first.
  2. Press and hold the Volume Down button + the Side key.
  3. Keep holding the two buttons until the device vibrates, and the Samsung logo appears on the screen. Then release the both buttons.
  4. Wait for the device to be fully on and check if your problem still exists, Or you have fixed it.

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