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use of webp extension as backgroundimage

10

_This issue has been moved from [a ticket on Developer Community](https://developercommunity.visualstudio.com/t/use-of-webp-extension-as-backgroundimage/10699446)._ --- Suggestion! There is already a webp part https://learn.microsoft.com/en-us/dotnet/api/system.drawing.imaging.imageformat.webp?view=net-8.0 however. We can't use that kind of image as background....

vsfeedback

StatusStrip button next to SizingGrip is now missing

15

### .NET version 10.0 Preview 6 ### Did it work in .NET Framework? Yes ### Did it work in any of the earlier releases of .NET Core or .NET 5+?...

rickbrew

https://github.com/dotnet/winforms/blob/9becf03cc9e364a90889672e1f383cd72568a4cb/src/System.Windows.Forms/System/Windows/Forms/Control.cs#L289 We currently create copies of `Font`s for every DPI for every Control when PMv2 is enabled. This is hugely inefficient as most Applications do not have a different font...

JeremyKuhne

PictureBox with stretched image in .Net 8 is 10 times slower than in .Net Framework

8

### .NET version 8 ### Did it work in .NET Framework? Yes ### Did it work in any of the earlier releases of .NET Core or .NET 5+? _No response_...

Camel-RD

VS 2026: Winforms designer (net9) doesn't release bin dll on rebuild

5

### Environment VS Version: Insiders [11111.16] ### .NET version .net core 9 ### Did this work in a previous version of Visual Studio and/or previous .NET release? i don't remember...

AdmiralSnyder

Visual Inconsistency in MS Form While Zooming in the resolution 150%

1

### **Description** When running a basic Windows Forms application on a display with 125% or 150% DPI scaling, the form's border renders as three horizontal lines of varying thickness. This...

vimalrajsf5014

### .NET version .NET SDK 10.0.100 ### Did it work in .NET Framework? No ### Did it work in any of the earlier releases of .NET Core or .NET 5+?...

Zheng-Li01

Cannot add custom WinForms control built with .NET 8 to Visual Studio Toolbox (“platform whose toolbox items cannot be enumerated dynamically”)

5

### .NET version 8.0 ### Did it work in .NET Framework? Yes ### Issue description When building a simple WinForms control library targeting .NET 8-windows, attempting to add the generated...

unmeshdev-emerson

### Background and motivation I need an `IPicture` or `IPictureDisp` with type `PICTYPE_ICON`. Currently I can wrap my `Icon` into a `Cursor` and call `GetIPictureFromCursor()`, which extracts the icon from...

AchimStuy

UiaProvider implementation forces virtual ListView to retrieve ALL ListViewItems at WM_DESTROY

6

### .NET version 9.0 ### Did it work in .NET Framework? Not tested/verified ### Did it work in any of the earlier releases of .NET Core or .NET 5+? I...

gerhard17