Put your phone into (Volume Up + Volume Down + USB cable). Open Odin on your PC. Click the AP button and select the magisk_patched.tar file.
: Ensure you are using U2 firmware. Flashing U1 or U3 firmware on a U2 device will result in a "Binary Check Fail" error in Odin. Are you stuck on a specific Odin error code ? Put your phone into (Volume Up + Volume Down + USB cable)
I can provide the or command lines to help you finish the job! Put your phone into (Volume Up + Volume Down + USB cable)