How to bypass screen lock on samsung a21

With Dr.Fone - Screen Unlock (Android), you no longer have to use any other unlock tools on your Android device. You can easily bypass the Samsung lock screen pattern, PIN, password, and fingerprint.

How to unlock pattern lock in Samsung without losing data? Actually, merely Samsung models are supported to unlock without data loss. You will need to choose your device model from the list when you use Dr.Fone. Only those models on the list can be unlocked without data loss.

Bypass Samsung lock screen without any hassle!

• Remove 4 screen lock types, i.e., pattern, PIN, password & fingerprints.
• Bypass Google FRP on Samsung without pin code or Google accounts.
• Not any tech skills are required.
• Supports any mainstream carriers, like T-Mobile, AT&T, Sprint, Verizon, etc.
• Data will not lose for older models of Samsung, and for others, you'll lose data.

Read more: How to disable factory reset protection (FRP) for both Android and iOS devices.

You can follow the simple steps below.

Step 1. Choose the "Screen Unlock" among all the options. Connect your Samsung device to the PC and click "Unlock Android Screen."

Step 2. After selecting your Samsung model details, turn off the phone, hold the Home button, volume down and power button simultaneously, and then press the volume up button to get into the Download Mode.

Step 3. Now you will download the recovery package to your device.

Step 4. Once the package is downloaded, you can see the process and get the device unlocked. The whole process to bypass the Samsung lock screen will not cause any data loss from your phone.

You can also use this tool to unlock other Android phones, including Huawei, Lenovo, Xiaomi, etc. The only sacrifice is that you will lose all the data after unlocking.

We all know how important is to lock our Samsung A21 device by setting up a password, pattern lock, pin or fingerprint in order to protect our data and privacy. But forgetting the password we’ve set up before it’s a basic human instinct. Fortunately, there are some ways to unlock Samsung Galaxy A21 without password and we’ll share with you in this guide.

Before going through our guide, let me tell you that is very important to backup your data regularly. In case of a Samsung A21 factory reset, which we’ll show you later in this guide, you may lose all of your data. However, if you did a backup you can restore all the settings and documents (photos, contacts, etc) you’ve made on your device.

With that being said, let’s proceed through few methods to bypass Samsung Galaxy A21 password devices with or without factory reset.

Method 1: Unlock Samsung A21 Lock Screen Through Samsung Account

This unlocking method suppose to have remote unlock feature enabled on your device, but also your Samsung account linked with the device.

Go to Find My Mobile feature on your Samsung account page and follow these steps:

1. select the device you want to unlock (in our case Samsung A21).
2. click/tap on unlock from the menu and to confirm screen unlocking you’re been asking to put your password.
3. set a new password to unlock Samsung A21.

Method 2: Remove Lock Screen on Galaxy A21 via Android Device Manager

If you linked your Google account with your Samsung device, this means you can find the device on your Find My Device page, but make sure you have this option turned on. Beside erase and secure device, there you can find a LOCK option. This feature is all we need to set a new lock screen such a password.

Clicking on the LOCK feature from left sidebar, a window will show up. There you need to set a new password which will be used to unlock Samsung password in future. You can also set up secure and erase the device from the menu.

Method 3: Unlock Samsung Galaxy A21 Password Lock with ADB

This method require to have some technical knowledge or to be familiar with the ADB tools (Android Debug Bridge) and command line, but also your locked phone needs to have USB debugging enabled. Once you have downloaded ADB (check this article on how to download and install ADB) on your computer, let’s proceed through a few steps.

1. use a USB cable to connect your device to computer or laptop.
2. open the command prompt by pressing Win + R and then enter CMD
3. once here, type this command and you’re Samsung device will disable the lock screen:adb shell rm /data/system/gesture.key

You’re almost done. Now just restart your phone and you will see that the screen lock has been disabled. Now you can set a new password for your own privacy.

Method 4: Bypass Password on Galaxy A21 via Safe Mode

If you have installed an 3rd party app to set up a lock screen for your Samsung device, then this option should work for you. If you don’t already know, the Safe Mode option will disable all apps that you have installed on your phone.

To boot into Safe Mode, press the power button then long press power off option. Then you will be asked if you want to reboot the device into Safe Mode. Select OK and restart the phone. Once turned on, look for the app which you had used to set the lock screen and uninstall or wipe the data. Now you can set a new lock screen for your smartphone.

Method 5: Disable Screen Lock on Samsung A21 with Emergency Call Hack

Believe it or not, there are some users saying they can bypass Samsung A21 lock screen without password with emergency calls. Even some said this solution works only on Android 5 and below, others said this might work on recent versions too. As you may know, even if your screen is password locked, you can do some commands, such finding the device’s IMEI and more.

So if you’re asking how to unlock samsung phone forgot password using emergency call, the answer is YES! Let’s proceed through the steps:

1. tap on the Emergency Call option on your device’s lock screen. Once the dialer shows up, enter like 10 asterisks (*) then double tap to highlight the characters and copy it. Now paste, and copy it and paste it again until the field is full and can no longer be highlighted.
   
2. Now go back to your lock screen and launch the Camera app. Access the drop-down notifications menu and then go to the Settings. Once here, you’re being asked to input a password. Paste here the string you have copied in the first step until the interface would be crashed. Now the Camera app will be opened and your Samsung will be unlocked.
   

To be honest, I haven’t tried this method yet, so I am asking you if this worked for you. When I forgot my lock screen password I have used Dr. Fone lock screen removal tool. I highly recommend this software in case the methods described here won’t work for you – even I doubt it.

Extra Method: Bypass Samsung Galaxy A21 Lock by Factory Reset (Hard Reset)

Our last solution to unlock Galaxy A21 without password is through factory. This method will erase all data from your device so it’s very important to have a backup before going with this, but it will also remove the lock screen pin or password as well.

Follow these steps to bypass screen lock by restoring Samsung A21 to factory reset:

Step 1: when your device is turned off, press power and volume down at the same time.

Step 2: release the buttons when the Samsung logo is displayed, then immediately press and hold the power again.

Step 3: when Android System Recovery screen is showing up, you can release all the buttons.

Step 4: using volume buttons go through menu and select wipe data / factory reset by pressing the power button.

Step 5: now select reboot system now to restart the phone. Once restarted the screen lock will be disabled.

Last Words

We hope you have found what you’ve been looking for and you’ve successfully unlocked Samsung Galaxy A21 without password on your device. If you have any comments or feedback, please do not hesitate to contact us. We appreciate if you share this guide with your friends/family. Hit the buttons below.