Use a docking station or USB-C hub with video outputs
Connect both the desktop and laptop to the same monitor inputs if available
Use the monitor input/source button to switch between devices
Use a KVM switch to share monitors, keyboard, and mouse between both computers
Use separate monitor cables for each device and manually change the active input
Set the laptop to extend or duplicate displays in display settings
Set the desktop to use the correct monitor arrangement in display settings
Disconnect or disable one device’s display output when switching to the other
Use remote desktop software if you want to control one computer from the other
Save display profiles or use monitor management software if supported
Make sure the monitor supports the resolution and refresh rate of both devices
Keep both devices connected to power for faster switching
Label the cables and inputs for easier switching
Use a single keyboard and mouse through a USB switch if needed