what are the two exclamation mark on hp support assistant yellow
Every time I print from my iMac to my HP Photosmart 5510 printer, an exclamation mark in a yellow triangle appears on the printer icon in my Dock, like this:very time I print from my iMac to my HP Photosmart 5510 printer, an exclamation mark in a yellow triangle appears on the printer icon in my Dock, like this: