Sorted it out now. I firstly tried an official Asus firmware and that wouldn't upload to the router. In the end I downgraded the Asus firmware using the Firmware restoration procedur and then attempted to upload Merlin to it, still no joy. In the end I used the Firmware Restoration procedure to...
Thanks for the reply. That is where I have the file from that I am trying to put onto the router. However when I select Administration then Manual Firmware Upload, it goes to applying settings then back to the sign-in page for the router. It doesn't actually write the firmware.
I am attempting to replace the Firmware on my Asus DSL AC 68U (which is currently 3.0.0.4.386_50117). I want to put Merlin back on it.
I have tried to do a manual firmware update several times without success. The file I am using is from github (https://github.com/gnuton/asuswrt-merlin.ng) and...