HDMI-Connected External Display Stops Responding in PowerToys (v0.90.1)

[itlegacy]

Microsoft PowerToys version

0.90.1.0

Installation method

PowerToys auto-update

Area(s) with issue?

General

Steps to reproduce

• Connect the following displays to a laptop:

  • Internal laptop display
  • Type-C connected external display
  • HDMI connected external display

• Launch Microsoft PowerToys (v0.90.1).

• Use "PowerToys Run" to trigger its functionality.

• Observe the appearance of the error dialog:

  • Error message: "A problem occurred in PowerToys Run."
  • Log file path: C:\Users\itleg\AppData\Local\Microsoft\PowerToys\PowerToys Run\Logs\0.90.1.0\2025-04-13.txt
  • Log content includes an exception: System.Runtime.InteropServices.COMException (0xD0000701)

• After the error appears, note that:- The HDMI-connected external display stops displaying any signal (completely unresponsive).

• Multi-display settings become inaccessible.

✔️ Expected Behavior

All connected displays, including the HDMI display, should function normally, and "PowerToys Run" should operate without errors in a multi-display setup.

❌ Actual Behavior

• An error dialog is displayed when using "PowerToys Run."
• The HDMI-connected external display stops working entirely:- No video signal is output.
• Multi-display configuration options are no longer accessible.

Additional Information

• Microsoft Windows 11 Home
• Display configuration:
  • 3 displays: Internal, Type-C connected, HDMI connected.
• C:\Users\itleg\AppData\Local\Microsoft\PowerToys\PowerToys Run\Logs\0.90.1.0\2025-04-13.txt
• Log

Version: 0.90.1.0
OS Version: Microsoft Windows NT 10.0.26100.0
IntPtr Length: 8
x64: True
Date: 2025/04/13 2:56:43
Exception:
System.Runtime.InteropServices.COMException (0xD0000701): 0xD0000701
at Standard.NativeMethods.DwmExtendFrameIntoClientArea(IntPtr hwnd, MARGINS& pMarInset)
at System.Windows.Appearance.WindowBackdropManager.UpdateGlassFrame(IntPtr hwnd, WindowBackdropType backdropType)
at System.Windows.Appearance.WindowBackdropManager.ApplyBackdrop(IntPtr hwnd, WindowBackdropType backdropType)
at System.Windows.Appearance.WindowBackdropManager.SetBackdrop(Window window, WindowBackdropType backdropType)
at System.Windows.ThemeManager.ApplyStyleOnWindow(Window window, Boolean useLightColors)
at System.Windows.ThemeManager.OnSystemThemeChanged()
at System.Windows.SystemResources.SystemThemeFilterMessage(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
at MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o)
at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)

Other Software

No response