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RichTextBox always sends its entire contents as an accessibility event on focus

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.

#14671 In dotnet/winforms;

· trypsynth opened on Jun 23, 2026

[Tracking]

Status: Open.

#14670 In dotnet/winforms;

· byronanthonymartinez-only opened on Jun 23, 2026

CheckBoxs do not read their state to screen readers properly on change

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.

#14669 In dotnet/winforms;

· trypsynth opened on Jun 23, 2026

[HDPI] The icon of Property Page button changed after switched the LargeButtons property value from False to True

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

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

Status: Open.

#14667 In dotnet/winforms;

· Zheng-Li01 opened on Jun 23, 2026

The letter theta "θ" in RTF text is displayed as "?" in RichTextBox

Status: Open.

#14661 In dotnet/winforms;

· GowthamabalajiSambathSF4978 opened on Jun 19, 2026

Problem with LabelEditNativeWindow

tenet-accessibilityMAS violation, UIA issue; problems with accessibility standardsMAS violation, UIA issue; problems with accessibility standards

Status: Open.

#14657 In dotnet/winforms;

· twoelfer opened on Jun 18, 2026

Suggested Feature: Designer Support for Missing Event Handlers

api-suggestion(1) Early API idea and discussion, it is NOT ready for implementation(1) Early API idea and discussion, it is NOT ready for implementation

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.

#14650 In dotnet/winforms;

· ArcadeMakerSources opened on Jun 15, 2026

Icon.ExtractAssociatedIcon should return an icons descriptor

api-suggestion(1) Early API idea and discussion, it is NOT ready for implementation(1) Early API idea and discussion, it is NOT ready for implementation

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.

#14647 In dotnet/winforms;

· jez9999 opened on Jun 13, 2026

Windows Forms NumericUpDown control up/down buttons black when ApplicationVisualStyles is false

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

Status: Open.

#14641 In dotnet/winforms;

· DanLBarr opened on Jun 11, 2026

[PropertyGrid] FolderNameEditor does not use the modern FolderBrowserDialog

area-DesignerSupport

Status: Open.

#14624 In dotnet/winforms;

· jmairboeck opened on Jun 9, 2026

[API Proposal] Automatic DPI Awareness via ModuleInitializer (Plug & Play)

api-suggestion(1) Early API idea and discussion, it is NOT ready for implementation(1) Early API idea and discussion, it is NOT ready for implementation

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

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.

#14622 In dotnet/winforms;

· diegoxd12wee436 opened on Jun 9, 2026

[HDPI] ToolStrip overflow menu images appear blurry at high DPI while main ToolStrip images remain sharp

area-controls-StripControls

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

Status: Open.

#14616 In dotnet/winforms;

· Olina-Zhang opened on Jun 5, 2026