From the course: macOS Quick Tips

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Show or hide file extensions

Show or hide file extensions - Mac OS Tutorial

From the course: macOS Quick Tips

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Show or hide file extensions

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- [Instructor] The three- or four-letter extension - [Instructor] The three- or four-letter extension at the end of a file name identifies at the end of a file name identifies what type of file it is. what type of file it is. Sometimes, the file extension is hidden. Sometimes, the file extension is hidden. You can choose whether the extension is visible You can choose whether the extension is visible for any file. for any file. Select a file, then use the keyboard shortcut Command + I. Select a file. Then use the keyboard shortcut command I. In the information window, you can choose In the information window, you can choose whether the file extension is hidden. whether the file extension is hidden. If you want to see the extension, If you want to see the extension, make sure this option is turned off. make sure this option is turned off. If you need to change this setting for several files, If you need to change this setting for several…

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