Mac users who upgraded to Snow Leopard on Friday began reporting problems with Hewlett-Packard (HP) printers within hours of Apple launching the upgrade, according to the company’s support forums.

If your HP printer suddenly refuses to print and your Mac or Windows PC shows an “Expired Certificate – Check the printer for errors” message, you’ve landed ...

If you can no longer print on HP printers and get an error message it may be because the drivers for certain HP printers have lost their certificates. If you try to ...

Although HP printers have spotty Mac support for older printer models as well as some older versions of Mac OS X, the recent versions of HP printers work well with Mac OS X. If you have an HP printer ...

Most reported incidents are from consumers, but AppleInsider can now confirm that the issue is affecting printing in enterprise as well. It appears to still be possible to successfully AirPrint from ...

A printer is a wonderful thing when it works, making your life easier by providing lightweight, foldable documents you can tuck in a folder or jam into a pocket. Unfortunately, even the best printers ...

From Wi-Fi dropouts to stubborn offline errors, HP printer issues can be maddening—especially when deadlines loom. The good news? Most problems have quick, practical fixes you can try yourself without ...