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Samsung A21s FRP Bypass Android 10 & Android 11

by Sophie Green   Updated on 2022-03-20 / Update for  Unlock Android

With the FRP security feature, strangers can’t access your Samsung A21s if it gets lost or stolen. But things can be tough if you are gifted or sold a used phone with FRP enabled, or you just forgot the Google password. In this case, you will need a Samsung A21s FRP bypass tool to take things back to normal.

Part 1: Does Samsung A21 & A21s Have Android 11

Yes, Samsung A21 and A21s was released in 2020 with in-built Android 10. And late last year, Samsung rolled out the Android 11 One UI 3.1 update for these 2 phones. Samsung users who updated A21 and A21s can use all the basic functions of Android 11.


It's normal to forget your password, but not getting it back can be a real problem. If you cannot remember your Google account and factory reset your Samsung A21/A21s, how can you bypass the FRP? It isn’t that difficult, but you may need more than your phone to do it effectively.

Part 2: Samsung A21s FRP Bypass Android 11

Tenorshare 4uKey for Android is a desktop program to unlock Android devices and remove Samsung FRP in minutes. Users who forget their passcode and need to deal with A21s FRP always find this program useful. It supports removing Samsung Google lock with Android 6/7/8/9/10/11. This part we will introduce how to remove A21s FRP Android 11, go to the next part for Android 10.

Note: To carry out A21s FRP bypass Android 11, please prepare another Samsung phone that is not locked.

  • Launch 4uKey for Android on your computer. Connect your locked device to it with a USB cable and select the Remove Google Lock (FRP) feature.

    choose remove google lock feature - galaxy a21 frp bypass
  • Moving on to the next screen, choose the Android 11 operating system version.

    select android 11 - galaxy a21 frp bypass
  • Expect 4uKey for Android to send a notification to the locked Samsung phone already connected to the computer.
  • Tap on [View] on the locked device to open Galaxy Store. Follow the tutorials to download the Alliance Shield on your Samsung phone.

    download alliance shield app
  • Open the Alliance Shield app and register a new account for the app. Sign in, and keep up with the steps to set up.

    turn on device admin and knox alliance shield
  • Once done, unplug and replug the USB cable of your Samsung phone. Next, the program begin removing the Google lock.

    mtp+adb 4ukey for android
  • After the program successfully removes the lock, access your Samsung and factory reset your device to complete the A21s FRP bypass.

    bypass google frp lock successful tenorshare 4ukey for android

Part 3: Samsung A21s FRP Bypass Android 10

The steps are a little different when you want Samsung A21 FRP to remove on Android 10, but it's nothing you can’t handle either, especially if you need to do a Samsung A21s FRP bypass without SIM card.

  • Similarily, connect your locked device and select the Remove Google Lock (FRP) feature. Choose the Android 6/9/10 option this time and then click Start.
  • 4uKey for Android will directly send a notification to the locked Samsung A21. No need another Samsung and extra apps.
  • Tap on [View], and it will take you to Galaxy Store to open Samsung browser. Type this url https://www.tenorshare.com/frp-settings to jump to Settings.

    samsung a21 frp bypass android 10 with 4ukey for android
  • Then you will set up a new pin on your Samsung A21 device. Go through the setup. In the PIN page, enter the PIN code you set then skip the Google account.

    samsung a21 frp bypass android 10 with 4ukey for android
  • At last, your phone will restart with no need for Google account password.

    bypass google frp lock successful tenorshare 4ukey for android

Part 4: 3 FAQs on Samsung A21s FRP

1. What Causes FRP Lock

Factory Reset Protection lock occurs when an Android phone is factory reset as long as the Google account is logged in the Settings. It can help protect the device data when the Samsung device has been factory reset in an untrusted environment.

2. How Do You Know If You Have FRP

If your Android phone is Android 5 and above, and you have logged in to Google account on it, then it has the FRP feature.

3. Will Factory Reset Remove A21s FRP

No, factory reset will not remove the FRP, but enable the FRP lock. You must unlock your A21s with a Google account password in this situation or use the Samsung FRP bypass tool.


Samsung A21 and A21s devices deserve some of the best security features. The FRP lock is one feature that helps protect personal Samsung mobile data. But if you cannot access your own devices, then you can try Tenorshare 4uKey for Android to bypass A21s FRP.

Remove Android Screen Lock & Bypass Samsung FRP Lock
  • Bypass Google account verification on Samsung devices (Android 6-11)
  • Remove Android password, pattern, PIN, and fingerprint lock just one click away
  • Support removing screen lock and FRP on both Win & Mac

  Updated on 2022-03-20 / Update for  Unlock Android

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