i have RB433 with ROS 3.11 it was working perfect for almost a year till it restarted, then it says your router doesnt have a valid software key,so plzz anyone could help me.
thanx in advance
contact to support@mikrotik.com
M.
I had this exact problem.
I unfortunately could not re-install ROS as instructed as Ether1 was dead, so netinstall wouldn’t work.
The question is why does a working router suddenly lose it’s key?