I installed Mojave on the boot disk, (NVMe) after three restarts, the monitor appeared to turn off as if it was not receiving any signal from the computer. I forced restart twice and received the same result. I then Restored the boot drive back to 10.13.6. I made a clone with Carbon Copy Cloner. This SSD booted as a 10.13.6 boot drive. I began the Mojave update on this clone, two restarts with what appeared to be a stalled progress bar of over an hour. I restarted the machine using the...
Monitor sends no signal after Mojave install
Monitor sends no signal after Mojave install