external display

  1. J

    Autocad cursor lagging while fullscreen on external monitor 32"

    When updating to Parallels 27, I am experiencing significant cursor lag/stuttering within an AutoCAD model. This issue only occurs on a 32-inch external monitor when running in full-screen mode. I found that it is related to the window size, as full-screen mode on the Mac's built-in display does...
  2. M

    macOS Sequoia: Presentation Mode auto-activates when HDMI display is activated -- even when disabled

    Hi all -- I've been a Parallels Toolbox user for many years, and I'm encountering a persistent issue on macOS Sequoia with my Mac M4 Pro. Every time my Mac activates the second display (an HDMI-connected TV), Presentation Mode auto-starts, even though: • All Presentation Mode settings are...
    • MichaelH113
    • Thread
    • auto-start bug report external display macos sequoia parallels toolbox presentation mode sip toolbox settings
    • Replies: 3
    • Forum: Parallels Toolbox for Mac
  3. H

    Coherence changes display settings

    I have application which must run with Windows display scale of 100% ONLY. When using Parallels desktop with regular desktop view on my external 4k 42inch monitor, I set the Scale to 100% and all works fine. All stays properly set even through reboot. I have full resolution of the 4k monitor...
  4. T

    Mac Display Under Scans when Connected to a Projector

    Dear forum members, I am experiencing an issue when connecting a projector to my mac using my virtual machine. I am using Windows 10, wit Parallels Desktop 14. I have set my settings the way that I use Windows in full screen on both screens. When connecting to an external display everything...
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