The default setting for Windows is to not display a file's extension. Therefore, when viewing files in Windows you would only see the portion of the filename that precedes the last period in ...

By default Windows hides certain files from being seen with Windows Explorer or My Computer. This is done to protect these files, which are usually system files, from accidentally being modified ...

It shows all files on your Mac, defaulting from newest to oldest. The setting for it is slightly hidden. In the Finder, choose Finder > Preferences, and then click Sidebar.

To show hidden files in Windows 10, you'll need to go into the "View" menu of your files program, where you can find files that are hidden by default.

Learn how to show or hide file icon overlay on thumbnails in Windows 11/10 using File Explorer Options and Registry Editor.

You can display your favorite file or its shortcuts directly in the This PC folder in Windows 10, by placing the shortcuts in THIS location.