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 ...

Whether you're searching your entire computer for a file or want to run a highly refined search, use these Windows and macOS tools to get the job done.

Learn how to show Hidden Files, Folders, Drives along with Protected operating system files via File Explorer Options, CMD or PowerShell in Windows 11/10.

Learn how to hide or show file extensions in Windows 11/10 File Explorer via Folder Options, Registry, Group Policy or CMD. It is better to set Windows to show them.

2. Click Show or hide file extensions. 3. In the Folder Options box that appears, clear the checkbox next to Hide extensions for known file types, then click OK.