Restore icons default on mac

How to restore icon - Step 1 In Mac OS X you restore your files/folders original icon easily.
First of all select your folder/file in Finder, then right click on it and select Get Info.

How to restore icon - Step 2 In the info panel, click on folder/file preview in the top left corner.
Now, when the preview is highlighted, hit backspace ( ← ) on your keyboard.

How to restore icon - Step 3 If your user does not have the right permissions, Mac OS X will ask you to authorize your action.

There you go!