Hi, thanks for replying. A guy said it was running perfectly on his router, also the sreen. I got it from here:
ASUSWRT-Merlin RT-AC3100 386.9_0 Sat Jan 7 12:20:38 UTC 2023
admin@RT-AC3100-B7B4:/tmp/home/root#
I only want to change the firmware but I can t connect via TTL-USB like before. Before flashing I can see this in Putty: BusyBox v1.7.2 (........but now it has changed