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Hard Master Reset

How to reset Samsung S21 5g, S21 Ultra, S21 Plus

The problems are happening and it is time to do a hard reset S21. No matter why you need to do it: sell or want to solve some troubleshooting. The most important thing you should know is — this process will delete all your personal info, so after the reset, you will need to do the initial setup as the first time.

If you want to solve some problems like freeze or similar you need to try restarting your phone.

How to restart Samsung S21 models

To restart Samsung Galaxy S21 you need:

Press the Power and Vol- buttons simultaneously for 10 seconds or until the restart begins.

How to reset S21 by using the menu

  • Press the Menu
  • Find and Select Settings
  • General Management  
  • Reset
  • Factory data reset
  • And press Reset and Delete All
  • You will be asked for the pin code or any other security option if you have one installed.

Factory reset Samsung S21 by using buttons

  • Turn off your device. (if you can’t do it read the next paragraph)
  • Connect the Type — C cable to the phone (it can be a PC or notebook, not a charging adaptor)
  • Press Power and Vol + buttons together until you see the recovery menu and release the buttons
  • Go to menu Wipe Data/Factory Reset (Use the VOL buttons to slide and Power btn to confirm)
  • Select YES to confirm the operation
  • To exit from the recovery menu after finishing select Reboot System Now if it does not start itself

How to reset S21 if you forgot the pin, password, pattern, or fingerprint not work correctly.

You need to restart your phone (Power + Vol -) and when the phone is off (you have 1 second before it start again) just press the Power and VOL + buttons to access the recovery menu. Then choose the wipe data/factory reset and confirm.

What to do if resetting S21 doesn’t work?

First of all, you need to repeat it again.

From some Android Versions, you must connect the USB Type c cable to the notebook or PC else the reset function by using buttons not work.

You may find interesting:

  1. How to fix Samsung TV if it turns On/Off by itself
  2. Hard Reset on Samsung Galaxy S4 Mini GT-i9192
  3. Two ways to hard reset Samsung J700/DS
  4. Hard Reset Samsung Galaxy S3 GT-i9300

Filed Under: Samsung Tagged With: hard reset s21 5g, hard reset samsung s 21, hard reset samsung s 21 plus, hard reset samsung s21 ultra

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