Restart your mac. I have just restarted my mac.
I've tried it and it doesn't work for me. It used to, but not with the OS upgrade. TonyJohn TonyJohn 57 4 4 bronze badges.
It does not completely solve the problem because I have to do it for each file, but it really helps. It will change for only one file, don't will change for all files of that type. To change the file icon on all you files icons with the same extension: open Get Info panel file 1, that you want to change open Get Info panel file 2, that you want to change to drag and drop icon from panel file 1 to panel file 2 click Change All This force icons cache rebuild. This answer correctly addresses the "change all" aspect of the question, without also changing the app that's used to open the files.
Caleb Mayhew 53 11 11 bronze badges.
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MacOS: How to change the default app for a file | Macworld
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Viewed 61k times. How to set an icon for some file types thought the whole system? Chiron Chiron 3 3 gold badges 9 9 silver badges 18 18 bronze badges. Just noticed you're a MAC The file then takes on the icon of that application. The result looks like this remember, we reused the TextMate Ada icon for. Since I enjoy recursion, lets try this: Before, the plain Preview png icon image preview is deactivated : After, the image file itself is its preview: Now we can open the file's Get Info dialog, click the desired, future document icon on the top left, Cmd-C to copy it, open the document file's Get Info dialog, click the undesired, current document icon on the top left, and Cmd-V to paste the icon we want.
One thing to verify: does this invalidate the digital signature of the application?
If invalidated, then don't do this for applications that need exceptions in the firewall, or need Keychain. I'm not sure what else could go bad by messing with the signature.
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Arjan You have a point there. Unfortunately, TextMate. I suspect it's a real problem though, I didn't think of it. Edit : On second thought, custom keyboard shortcuts are also stored in Info. So that might not actually be a problem, if those aren't. The only issue might be the addition of an additional icon file within the app bundle. I used the exact same method though making the changes in Sublime Text's xml Info.
As a result, the file association worked, but this didn't change the icon for the associated file. Any Idea why this wouldn't work? A little bit late to the party, but I have to agree with Arjan. If you have a code signed app, like say, oh, I don't know, What I really don't like is how apps like Enthought Canopy hijack all of the extension icons for themselves.
How to Assign a File Type to an Application in Mac OS X Lion
Apple really should have it that when you set the default editor for a file type that the system goes in and makes all of the necessary changes to things like app association. Which version of OSX does this answer relate to Once you run it, you can scroll down to the file extension you are looking for using the first column Extension. In my example, I again found the. TXT file extension and at the bottom you can see the different actions associated with that extension.
This is the same as the Actions tab in Types.
Change a file type association
Click on the little button next to Default Icon and choose your icon file. If you work with a certain file type a lot and want a better icon than the default, these two programs are the best options. If you have any questions or problems updating the icon for a file type, let us know in the comments. Founder of Online Tech Tips and managing editor.
How to Change the File Type Icon in Windows
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