How to Unlock Samsung Galaxy A21s

If you have forgotten the password or pattern that locks your Android mobile and have entered the incorrect password, code, or pattern a number of times, this guide will assist you.

Here are the best methods to unlock your Samsung Galaxy A21s mobile. There are many methods available to unlock Android mobile. You can try the following methods one by one.

In this page, you can

• Hard Reset Samsung Galaxy A21s Mobile.
• Remove pattern lock or face lock or pin.
• Unlock your Samsung Galaxy A21s Android phones when forgot the password.
• Wipe all data on your Samsung mobile.
• Samsung Galaxy A21s Mobile recover the password.
• Unlock password without data loss.

Samsung Galaxy A21s Hard Reset

Reset deletes all your mobile data like Photos, Apps, and Settings etc. So backup all your mobile data before the reset if possible.

• First push Volume Down + Power button for a couple of seconds.
• Next, Press and hold Volume Up Button + Power Button for a few seconds.
• Release all the buttons when you see Samsung Logo on the screen.
• Next, Select wipe data/factory reset, Using Volume Button and confirm with Power button.

• After that, Choose Factory data reset option by using same above Keys.

• Finally, Select Reboot System Now option.

• The Unlock operation complete.

If the above reset method did not work, check out this guide Android phone hard reset methods.

Unlock With Find My Device – Google

You can easily unlock your Samsung Galaxy A21s Android phone with Google find my device remotely. You can not recover data after reset.

This reset option will erase all your device data. You won’t recover data after reset. And also you can’t find your device location.

• Start by visiting the Google Find My Device on your system.
• Log in using the credentials of your Google Account.

• After logged in, There will be three different options Play Sound, Secure device and Erase device.
• Then Click on Erase device option, Then you will see Erase all data menu on your screen.
• Finally, Tap on the Erase option.
• You have successfully unlocked your mobile.

Unlock with Android Multi Tools

You can unlock or wipe data of your Samsung Galaxy A21s Android phone with Android multi tools. You can also reset Gmail and reboot your device.

• Turn on your Computer or Laptop and Open any Browser.
• Download the Android Multi Tools.
• After the installation, Open the Android Tool.

• After that, Enable USB debugging on your Mobile.
• Now, Press and hold the Volume Up + power key {Volume Down + Power Key} on your mobile.
• Connect your mobile to your Computer via USB when you see an Android boot on your mobile screen.
• Finally, Select Number 5 and press Enter to Reset your mobile.
• Unlock Complete with Android Tools.

Unlock With Google Account

If your Android device uses an Android 4.4 system or less, you can reset your Mobile using your Google Account.

1. Turn On your phone by holding down the Power button.
2. Next, you need to do 5 or 6 wrong patterns attempts, Then will show Forgot password option.
3. After that, select Forgot pattern option.
4. Next, type your email & password and Tap on the Sign in Option.
5. Android will confirm your email and password.
6. Then redirects you to a security page.
7. Here, you can change or disable your screen lock.

Unlock With Backup PIN

• Turn On your phone by holding down the Power button.
• Next, you need to do 5 or 6 wrong patterns attempts, Then will show Forgot password option.
• After that, select Forgot pattern option.

• In this step, you should be able to enter a backup PIN.
• After that, Enter either your backup PIN.
• Your phone should now be unlocked.

Unlock with Google Security Questions

These methods best work on a few models. If you see google security questions on your locked screen, use this method to unlock your mobile.

• Turn On your phone by holding down the Power button.
• Next, you need to do 5 or 6 wrong patterns attempts, Then will show Forgot password option.
• After that, select Forgot pattern option.
• Next, select the Answer question.
• After that, type the Google security answer.
• Afterward, select the Unlock Option.
• Now you will see the YES or NO option and Select the YES option.
• In this step, if you create a new PIN or Pattern.
• Your phone should now be unlocked.

Factory Reset from Settings

This is not a mobile unlock method. If you know your mobile password, You can use this method.

Here you can reset Samsung Galaxy A21s from settings app. You need password to reset with this method. This method also deletes all your data, but you have an option to back up your mobile data before the reset.

• First, Switch on your smartphone.
• Next Open Settings Menu.
• Go to, Backup and Reset option.
• After that, Select Factory Data Reset Option.
• In this step, choose option Reset phone.
• Then select Erase everything option.
• Wait for a while, Reset done on your mobile.

If above not worked, check out this Factory Reset any Android Phone.