This video shows how to use multiple monitors with one computer in Windows 10.
Dual monitors can create extra screen space and allow for multiple windows to be shown at once.
To connect the second monitor, make sure that your computer has at least two video ports; one for the main monitor and one for the secondary monitor.
Connect the monitor to the computer using the video connection cables.
Two common types are VGA and DVI.
Turn the monitor on, then turn on the computer.
To customize monitor display settings, firstright-click anywhere on the desktop.
Click Display Settings.
Use the Multiple Displays drop-down menu to select one of the following options.
Duplicating the desktop displays the same image across both monitors.
Extending the Windows desktop expands thework area across both monitors.
Showing desktop only on 1 will display on1 and show nothing on display 2.
Showing desktop only on 2 will display on2 and show nothing on display 1.
Choose your display option, then click Apply.
Click Keep changes to keep the setting you chose.