Dmitrii Drobotov

This looks to be related to https://github.com/dotnet/winforms/issues/7481

The bug exists because when a column is removed, the corresponding subitems are not deleted and still stored in the same order. A way to fix it is to recreate...

Ok, I see, thanks for the feedback! Maybe I could come up with a different solution then, and definitely later for .NET 8.

I found that ListView does have a leak, if testing with Narrator or not refreshing tree in Inspect. Will be tracked in #7385. 

From ComboBox [docs](https://docs.microsoft.com/en-us/windows/win32/winauto/uiauto-supportcomboboxcontroltype#required-control-patterns): > ISelectionProvider — Displays the current selection in the combo box. Support for the [Selection](https://docs.microsoft.com/en-us/windows/win32/winauto/uiauto-implementingselection) control pattern **is delegated to the list box beneath the combo box**,...

I believe it was fixed by https://github.com/dotnet/winforms/pull/6522 and this issue can be closed. @Olina-Zhang could you please retest it on current versions?

> @dmitrii-drobotov / @vladimir-krestov - what is the difference between the glyphs in .NET and .NET Framework? Do we do anything different on our end? Yes, it was changed in...

@kirsan31 - thank you for the context. I will add it to our backlog, maybe someone on the team will be able to take a look as well.

I managed to reproduce the issue with NVDA announcements for ComboBox arrow selection in .NET 7, but it looks like the lack of Value changed event is not the root...

@rperez030 I repeated the experiment using only keyboard shortcuts, the issue is still present: https://user-images.githubusercontent.com/102954094/197261785-96ae23bd-fca2-4ec2-8298-985a51746351.mp4 However, I noticed that there was no announcement of ComboBox collapse and it seems like...