Mac os x finder show file extensions

Question Info
Contents:
  1. How to Show Filename Extensions on Mac Running macOS Sierra

You can do this by selecting the file and clicking "Get Info" from the File menu.

How to Show Filename Extensions on Mac Running macOS Sierra

Or you may right-click Control-click the file and select "Get Info" from the contextual menu that pops up. When the information window opens, it should look something like this:. If you would like to hide the file's extension, click the "Hide extension" checkbox.

How to Show File Extensions in Mac OS X

If the file's extension is already hidden and you would like to show it, uncheck the "Hide extension" box. While Mac OS X hides file extensions by default, you can choose to show all file extensions, overriding the "Hide extension" setting in the "Get Info" window.

To do this, click on the desktop to activate the Finder if is not already active and select " Preferences Finally, check the "Show all file extensions" box. All file extensions will now be visible both on the desktop and in open windows.

Critical system files may need to be

If you want to hide file extensions again, simply open the Finder Preferences window and uncheck the box. When the information window opens, it should look something like this:. If you would like to hide the file's extension, click the "Hide extension" checkbox.


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If the file's extension is already hidden and you would like to show it, uncheck the "Hide extension" box. While Mac OS X hides file extensions by default, you can choose to show all file extensions, overriding the "Hide extension" setting in the "Get Info" window.


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To do this, click on the desktop to activate the Finder if is not already active and select " Preferences Finally, check the "Show all file extensions" box. All file extensions will now be visible both on the desktop and in open windows. If you want to hide file extensions again, simply open the Finder Preferences window and uncheck the box.

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