Project to a Laptop
You might have an old laptop lying around. Can you project to it to use it as a second monitor?
- https://forums.linuxmint.com/viewtopic.php?t=272254
- Old laptop as a second monitor - [1]
- Lame way - control both with one mouse and keyboard - using LogitechFlow [2]. This is really using 2 computers, not using one master computer.
