Also the virtual monitors turning on at revert stops happening if you get your config file (~/.config/monitors.xml) to a state where the secondary monitors are explicitly listed as <disabled>. So there is a difference between the default mutter config when monitors.xml doesn't exist, and when they are explicitly disabled by the config file.
Also the virtual monitors turning on at revert stops happening if you get your config file (~/.config/ monitors. xml) to a state where the secondary monitors are explicitly listed as <disabled>. So there is a difference between the default mutter config when monitors.xml doesn't exist, and when they are explicitly disabled by the config file.