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duplicate displays

About this tag
Duplicate displays mode mirrors your primary screen onto a secondary monitor, useful for presentations or client-facing setups. Common issues include resolution mismatches, blank gaps on the external monitor, and loss of the duplicate option after Windows updates. Users on Windows 7, 10, and Surface Pro devices have reported problems with hybrid graphics, USB monitors, and aspect ratio changes when duplicating displays. Troubleshooting often involves checking display settings, updating graphics drivers, or using keyboard shortcuts like Win+P to toggle duplicate mode. The tag covers threads about configuring duplicate displays, fixing display detection errors, and automating clone mode via command line.
  1. L

    Windows 10 Duplicate displays aren't working properly.

    Hi all. I am using a Surface Pro 7 with Intel Graphics 620 (Integrated graphics) on the Intel i57200U. Recently, I've added a 140 hertz (Laptop detects only 60 hz) 1920x1080p monitor to my setup. My main screen - for the laptop is connected to the graphics and the resolution isn't shown. My...
    • linuxpi
    • Thread
    • calibration display scaling display settings duplicate displays external monitor graphics driver graphics issues hdmi hdmi adapter hz compatibility intel graphics mini display port resolution screen gaps screen mirroring surface pro
    • Replies: 9
    • Forum: Windows Graphics and Gaming
  2. P

    Windows 10 Lost external USB monitor after W10 update of 10-01-2016...need help.

    Lost external USB monitor after W10 update of 10-01-2016...need help. Hello, I use a duplicate portable USB monitor which is turned to face my clients so that they can see what is going on and understand what I am doing. I typically meet with my clients in their home, thus the portable USB...
    • Pancho
    • Thread
    • 64-bit aoc monitor display settings displaylink driver issues duplicate displays extended security updates external monitor home office monitor setup office setup portable monitor software compatibility tech support troubleshooting update issues usb display user experience windows 10 windows update
    • Replies: 8
    • Forum: Windows Help and Support
  3. MikeHawthorne

    Windows 8 Multiple Displays Question?

    Hi I was wondering whether anyone could tell me why this happens? I have a 1080i HD TV set, with a resolution of 1920 by 1080, and a 27" monitor with the same resolution. I do see that inspite of the fact that both are the same pixel dimensions they are not the same aspect ratio. I'm aware...
    • MikeHawthorne
    • Thread
    • 1080i 1920x1080 aspect ratio display issues display settings dual display duplicate displays extended display full screen graphics card graphics driver hdtv monitor pixel aspect resolution screen stretching troubleshooting video output
    • Replies: 8
    • Forum: Windows Graphics and Gaming
  4. News

    On a Windows 7 laptop with hybrid graphics and duplicate displays, the primary display changes after

    Consider the following scenario: On a Windows 7 laptop with hybrid graphics, Connect multiple monitors to the system, including 2 DVI or DisplayPort monitors Configure duplicate (clone) displays between the DVI or DisplayPort monitors. Set the... Link Removed
    • News
    • Thread
    • clone displays display settings displayport duplicate displays dvi graphics issues hybrid graphics monitor setup multi-monitor windows 7
    • Replies: 0
    • Forum: Knowledge Base (KB)
  5. R

    Windows 7 Windows 7 Sees Two Monitors, When There Is Only One

    Hi, I only have one monitor, a 1600x1050 Acer X223W. I'm having an issue where, whenever I go into "adjust screen resolution", and it has automatically set itself to: 1|2. Multiple Monitors 1600x1050 Landscape Duplicate these displays I get no other options as far as the first one goes, but...
    • Rustacean
    • Thread
    • acer cursor display settings duplicate displays graphics driver intuos3 monitor resolution wacom windows 7
    • Replies: 2
    • Forum: Windows Help and Support
  6. F

    Windows 7 Win+p -> Duplicate by shortcut or CLI command?

    Hi! I'm trying to make an easy way to put my computer in and out of a TV-mode, where the TV will be attached as a secondary monitor in clone mode when in the TV-mode, and detached when out of the TV-mode. To do this, I need a command/shortcut that does exactly what happens when you press Win+p...
    • freddan
    • Thread
    • clone command display settings duplicate displays multi-monitor secondary monitor shortcuts tv mode windows windows 10
    • Replies: 1
    • Forum: Windows Help and Support
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