Use iMac as A Second Monitor.
How To Extend Your Macbook Screen To Windows Laptop Airplay
Turn your PC or Mac into a second display
How To Use a 24" iMac as a Second Monitor or Second Screen
How to use an iMAC as a 2nd monitor for Windows/Any Laptop.
How To: Using a 5k iMac as a Second Monitor for a Windows 10 PC
old imac as main monitor or external monitor
PC to Mac Screen Extend in 5 mins. Without Installing Windows on Mac!!
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How to use iMac as a Monitor for Windows Laptop PC | featuring Microsoft Surface Laptop 4
Target Display Mode: Using an iMac as a monitor
Connect two laptops via HDMI to get a second screen for your primary laptop (Windows or Mac)
How I connected my Mac and PC to ONE monitor with ONE Keyboard and Mouse!
How to use a Laptop a Second Monitor
This Trick Allows You to Extend Your Display On any OS and Device!
How to Use Your Old iMac as an External Monitor
How To Setup Dual Monitors On Mac - Full Guide
Use ANY Mac as a monitor, not just Target Display!