Microsoft hides file extensions in Windows by default even though it's a security risk that is commonly abused by phishing emails and malware distributors to trick people into opening malicious files.

Need to look at invisible files and show hidden file extensions in Windows? Here's how to reveal them.

FileTypesMan allows you to view, add, remove edit file extensions and types on Windows 11/10. You can always manually set or change File Associations & Extensions.

Add File name extensions to Context Menu To add the ‘File name extensions’ option in the context menu on Windows, the user has to make use of the Windows 10 Registry Editor.

To avoid being such an easy target, BleepingComputer points out that you need to change Windows 10 settings to enable the ability to view file extensions by default.