I can't fully recall, it was about a month ago and I was waiting for a stable release to see if it would work better. I was looking into the eeprom loading failure in kernel now.
I was following the steps outlined here https://www.asus.com/support/faq/1000814/. I think maybe the led was not blinking as described, but the tool on Windows 11 found the router after multiple trials and applied the stock firmware.