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[Dark Mode] Improve visual contrast of the Group Headers in ListView control in dark

area-DarkModeIssues relating to Dark Mode featureIssues relating to Dark Mode feature

untriagedThe team needs to look at this issue in the next triageThe team needs to look at this issue in the next triage

Status: Open.

#14198 In dotnet/winforms;

· uom42 opened on Jan 9, 2026

MicrosoftForm Size Is Not Updated Correctly When DPI Scaling Exceeds 200

area-HDPI-SAIssues related to high DPI SystemAware modeIssues related to high DPI SystemAware mode

Status: Open.

#14197 In dotnet/winforms;

· vimalrajsf5014 opened on Jan 9, 2026

Textbox and Button Size Inconsistency Between .NET Framework and .NET Core in WinForms

needs-area-label

Status: Open.

#14196 In dotnet/winforms;

· Sasidharan-Selvakumar opened on Jan 9, 2026

[Dark Mode] The CheckBox/RadioButton cannot back to normal status when switching the Appearance property in propertyGrid

💥 regression-releaseRegression from a public releaseRegression from a public release

area-DarkModeIssues relating to Dark Mode featureIssues relating to Dark Mode feature

Status: Open.

#14191 In dotnet/winforms;

· Zheng-Li01 opened on Jan 7, 2026

PropertyGrid.SelectedObjects shows empty grid with typed arrays when PropertySort is NoSort (.NET 9/10 regression)

💥 regression-releaseRegression from a public releaseRegression from a public release

needs-area-label

Status: Open.

#14187 In dotnet/winforms;

· p5ych08illy opened on Jan 6, 2026

Visual Studio Crashes When Enabling Float or Document Mode on Custom Docked Panel During Design Time in .NET Core Projects

area-VSDesignerWindows Forms out-of-proc designer related issuesWindows Forms out-of-proc designer related issues

Status: Open.

#14183 In dotnet/winforms;

· NagarajManimaran opened on Jan 5, 2026

failing link

needs-area-label

Status: Open.

#14174 In dotnet/winforms;

· birbilis opened on Dec 28, 2025

Clipboard.ContainsText behaves differently in .NET8 .NET9 .NET10

area-ClipboardIssues related to ClipboardIssues related to Clipboard

waiting-on-teamThis work item needs to be discussed with team or is waiting on team action in order to proceedThis work item needs to be discussed with team or is waiting on team action in order to proceed

Status: Open.

#14172 In dotnet/winforms;

· a-solovyev-dx opened on Dec 26, 2025

Do not create image masks in <code>ImageList</code> when using 32-bit color depth (or provide a way to disable it)

area-System.DrawingSystem.Drawing issuesSystem.Drawing issues

untriagedThe team needs to look at this issue in the next triageThe team needs to look at this issue in the next triage

Status: Open.

#14171 In dotnet/winforms;

· xPaw opened on Dec 25, 2025

PropertyGrid: PropertyGridView.DoubleClickRow - IndexOutOfRangeException

area-controls-PropertyGridPropertyGrid and editor related issuesPropertyGrid and editor related issues

Status: Open.

#14170 In dotnet/winforms;

· ulfemsoy opened on Dec 24, 2025

PropertyGrid: PropertyGridView.OnMouseWheel - IndexOutOfRangeException

area-controls-PropertyGridPropertyGrid and editor related issuesPropertyGrid and editor related issues

Status: Open.

#14169 In dotnet/winforms;

· ulfemsoy opened on Dec 24, 2025

[HDPI] Cursor editor some items are not displayed in propertyGrid with special DPI settings

area-HDPIHDPI, not specific to Dpi mode of appHDPI, not specific to Dpi mode of app

Status: Open.

#14167 In dotnet/winforms;

· Zheng-Li01 opened on Dec 24, 2025