Go back to the TWRP main menu, tap , and select Recovery . Your phone will restart back into TWRP. Step 6: Root the Galaxy A20 via Magisk
: Reboot to System. Open the newly appeared Magisk app to complete any additional setup.
While in TWRP, connect your phone to the PC. Your phone should appear as a storage device.
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Toggle on and OEM Unlocking . Note: If OEM Unlocking is missing, connect to Wi-Fi and wait a few minutes, or change the device date back by 7 days. Turn off your device completely.
Remove bloatware and change system UI.
Because you disabled Auto Reboot, your phone will remain on the download screen. You must force it directly into TWRP to prevent the stock system from overwriting it. Go back to the TWRP main menu, tap , and select Recovery
Rooting and custom recovery installation provide administrative privileges and system modification capabilities. For the SM-A205, recent OTA updates have enforced stricter bootloader verification, requiring revised procedures. This guide assumes the device is running or newer security patches (mid-2022 onwards).
Prerequisites and warnings
Device variants and bootloader notes
Transfer the downloaded file directly into your phone’s internal storage. (Rename the extension from .apk to .zip if your TWRP version requires a zip format for flashing). In TWRP, tap Install . Browse and select the Magisk file.
In TWRP, tap , locate the Disable_Dm-Verity_ForceEncrypt.zip file, and swipe to confirm the flash.
: In Settings > Developer Options , toggle OEM Unlocking and USB Debugging to "On". Open the newly appeared Magisk app to complete
: Power off the device, then hold Volume Up + Volume Down while connecting it to a PC to enter Download Mode. Follow the on-screen prompt to long-press Volume Up to unlock the bootloader. Note: This will factory reset your device. Installing TWRP Recovery