When the new M1 iMacs launched, we wrote about Target Display Mode being absent from the hardware. While Luna Display has offered a wireless alternative that works with all Macs for some time, a new ...

An iMac feature that lets the screen function as an external monitor for another computer. Thunderbolt-based iMacs starting in 2011 can only be a Target Display Mode (TDM) screen for computers ...

Apple recently “Sherlocked” a company called AstroHQ, by that firm’s own acknowledgment, with a macOS 10.15 Catalina feature called Sidecar for converting an iPad into a secondary Mac monitor. Sidecar ...

I'd like to pass the video and sound from a separate desktop PC to my Mac. I remember in the past stumbling across a workaround where you buy a video capture dongle, then just maximize the video ...

Because of the decreasing value of older computers and sometimes children leaving the nest and their old computers behind, you could wind up with an older iMac that no longer meets your day-to-day ...