My machine awoke from sleep, and third party apps as well as Finder, Preview and Safari's toolbar only shows the blank buttons similar to the image below. After restart the machine, the problem ...
How can I make PNG files be automatically opened after being downloaded from Safari?
In Safari, the default PDF-Viewer in Safari is "Preview". Unfortunately, since I installed the Acrobat Reader, this default changed to the Acrobat Reader, which is extremely annoying. How can I ...