Rooting your Samsung Galaxy A21s can give you more control over the device, but it also carries risks, such as voiding your warranty and potentially bricking your phone. If you decide to proceed, make sure to back up your data first! Here’s a general guide on how to root the Galaxy A21s:
Prerequisites
- Backup Your Data: Use Samsung Smart Switch or another backup method.
- Charge Your Device: Ensure your battery is at least 50%.
- Enable Developer Options:
- Go to Settings > About phone.
- Tap Build number seven times to unlock Developer Options.
- Enable USB Debugging and OEM Unlocking:
- Go to Settings > Developer options.
- Enable USB Debugging and OEM unlocking.
- Install Samsung USB Drivers: Download and install the necessary drivers on your computer.
Rooting Process
- Download Required Tools:
- Odin: This is a tool used for flashing firmware.
- TWRP Recovery: Find a compatible TWRP image for the Galaxy A21s.
- Magisk: This will allow you to manage root access.
- Boot into Download Mode:
- Power off your device.
- Press and hold Volume Down + Power until you see a warning screen.
- Press Volume Up to enter Download Mode.
- Flash TWRP Recovery:
- Open Odin on your computer.
- Connect your Galaxy A21s to the computer via USB.
- In Odin, you should see a blue box indicating that your device is recognized.
- Click the AP button and select the TWRP image file you downloaded.
- Ensure that Auto Reboot and F. Reset Time are checked.
- Click Start. Wait until you see the “PASS!” message.
- Boot into TWRP Recovery:
- Once flashed, hold Volume Up + Power to boot into TWRP.
- Allow modifications if prompted.
- Install Magisk:
- Transfer the Magisk ZIP file to your device (you can use USB or ADB).
- In TWRP, select Install and locate the Magisk ZIP file.
- Swipe to confirm the installation.
- Reboot Your Device:
- Once the installation is complete, reboot your device.
Post-Rooting
- Verify Root: Use an app like Root Checker from the Play Store to confirm root access.
- Manage Root Permissions: Use the Magisk Manager app to manage root permissions for your apps.
Important Notes
- Risk of Bricking: Rooting can potentially brick your device. Proceed at your own risk.
- Warranty: Rooting typically voids your warranty. Confirm with your carrier if this is a concern.
- Updates: After rooting, OTA updates may fail. You might need to manually flash updates.
Make sure to do thorough research and ensure you have the correct files and procedures specific to your model and region. If you’re not comfortable with the risks, it may be better to stick with the stock firmware.
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