How do I connect a second monitor or duplicate my display?
You'll be able to: Switch display projection modes between duplicate, extend, and second screen only
- Risk
- Safe to try
- Windows
- Windows 11 · Windows 10
Filed under Computer basics
The steps
- 1
Plug your HDMI, DisplayPort, or USB-C cable securely into your computer and the second monitor or TV. The second screen powers on or detects a signal, and your computer makes a brief chime sound.
An HDMI cable connected between a computer and an external monitor.
Screenshot on the way. The steps above are complete without it.
- 2
Hold the Windows key and press the letter P. A Project sidebar slides out from the right side of your screen showing four display options.
The Project sidebar showing PC screen only, Duplicate, Extend, and Second screen only.
Screenshot on the way. The steps above are complete without it.
What does Win + P do?
The letter P stands for Project. It is the direct Windows shortcut to switch how multiple screens behave.
- 3
Click Duplicate to show the exact same picture on both screens, or click Extend to get extra workspace. Your displays flicker for a brief second and adjust to your selected layout.
It looks different on my screen
If the second monitor says "No Signal", check that the monitor is set to the correct input source (such as HDMI 1 or HDMI 2) using its physical power or menu buttons.
Did this work?