You can Add or Remove one or more Libraries from File Explorer Navigation Pane in Windows 11/10 via Explorer, Folder Options or Registry.

The default look of File Explorer is quite bland. It doesn’t open to our preferred folder, less frequently used features like Recent Items are enabled, the navigation pane is cluttered, and more ...

Windows Explorer's Navigation pane provides easy movement between the folders on your hard drive. Bevaau asked the Windows forum about configuring this handy tool.