once to confirm the unlock. The phone will reboot and wipe all data. 2. Flash TWRP via Odin

After installing TWRP, it is often necessary to flash a "Disable_Dm-Verity" zip or Magisk to prevent the phone from checking for modified partitions during boot.

Samsung stopped updates at Android 8.1. With TWRP, you can install community-developed Go Edition ROMs based on Android 10 or 11, which are significantly faster and more secure.

Now the main event – installing the image.

Disclaimer: Modifying your device voids warranties and carries the risk of bricking. The author and platform are not responsible for any damage. Proceed at your own risk.