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Show File Name Extensions in Mac OS X

Extension

What are File Extensions and why are they important?

GitHub - spatie/font-awesome-filetypes: Helper to retrieve the Font Awesome icon for a specific file extension

List of file extensions - Word Coach

windows 7 - Use File TypesMan to change extension setting, but it show this file type may affect the following extensions - Stack Overflow

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2 ways to view file extensions in the Files app on iPhone & iPad

File Extensions and File Types: MP3, GIF, JPG, DOCX, XLSX, EXE, & More - Video & Lesson Transcript