Factory Reset by
Technique #1 - Simplest way for a soft reset
What is a soft reset for Samsung Galaxy M21 phone? It’s nothing more than rebooting your device. Nothing changes except its browser cache gets cleared. Do this if the phone seems dead, hangs up, frozen, touch does not work, or is just unresponsive.Follow these very simple steps for the easiest solution:
- Simultaneously press the Volume and Power buttons and keep them pressed for 10 seconds
- When the phone restarts, release them
Technique #2 - Factory reset (a step by step guide)
Doing a factory reset on your Samsung Galaxy M21 phone clears up many problems. Be aware that it will change all settings back to the original factory defaults and also delete all your phone’s data. Your phone will be like it was the day you bought it.Samsung Galaxy M21 factory reset instructions:
- Go to the phone’s settings screen
- Then go to the General Management screen
- Select ‘Reset’
- Scroll down to Factory Data Reset and tap on it
- It will look for your password or PIN before continuing
- Then tap ‘Delete’
Technique #3 - ‘Recovery mode’ factory data reset
The Recovery Mode option to reset Samsung Galaxy M21 is useful when the approaches described above do not work for whatever reason. For example when it hangs in a boot loop and is inaccessible.How to do a Recovery Mode reset for Samsung Galaxy M21:
- Press and hold the Power button, then tap Power Off
- Simultaneously press and hold the Power and Volume Up buttons. Release them when the device logo appears
- From the options that are now displayed, use the Volume up and down controls. Choose ‘Wipe Data/Factory Reset’ and then press the Power button
- It will display a confirmation request ‘are you sure?’ Use the volume control to choose ‘Yes’ and then press the Power button.
Technique #4 - Factory reset with no password
Our App can be downloaded using the button underneath. You do not need a password to factory reset your Samsung Galaxy M21. Simply connect it with a USB cable and then follow the steps of the process that appear on the screen:- Connect the Samsung Galaxy M21 to your computer. Run our Factory Reset App after you have downloaded it to your computer. When it starts, click ‘Next’ to commence the process.
- Our App detects the version of firmware on your Samsung Galaxy M21. It finds the newer version that does the Factory Reset. It prompts you to download it, so click on ‘Download Firmware. This may take 10 minutes to complete.
- In the meantime, the App interrogates the database from Samsung Galaxy M21, looking for updates and then downloads and validates the new firmware.
- Finally, when the firmware has been downloaded you should click the ‘Factory Reset’ button. This completes in approximately 3 minutes.
Technique #5 - Online factory reset tool
Our fifth and final solution is ideal for people who don’t feel comfortable about their tech ability. There is no app or software to install. Factory reset your Samsung Galaxy M21 online.Our automated online service works with any Android device and quickly creates a special unique passcode, generated from your phone’s IMEI or Serial Number. The secret passcode factory resets your Samsung Galaxy M21 in minutes when you follow the simple instructions.
Instructions for using our online factory reset service:
- Navigate to our factory reset service here. The service app will ask for your Samsung Galaxy M21 IMEI. Then click on ‘Connect’
- As part of our service, we store your IMEI in our own internal database in readiness for performing the factory reset
- Choose your phone’s brand from the list that appears
- Choose whether or not to you want to delete all your phone’s data. Your choice forms part of the special passcode the system will generate for you
- Press on the button that says ‘Factory Reset’. Our system then does its thing and makes the passcode available for you to download
- Then follow the accompanying instructions that explain how to use the passcode