I don't mean the file-picker, but the folder-picker (FolderBrowserDialog). That one: https://docs.microsoft.com/en-us/previous-versions/windows/desktop/sidebar

I don't mean the file-picker, but the folder-picker (FolderBrowserDialog). That one: https://docs.microsoft.com/en-us/previous-versions/windows/desktop/sidebar/images/reference/choosefolder.png https://docs.microsoft.com/en-us/previous-versions/windows/d...