When it asks for trayapp then load the HP printer cd. Let it install again.
Reboot to see if the message is gone. To uninstall use its own uninstaller and remove the usb connection only when prompted.
This thread is now locked and can not be replied to.
Sniper Elite 4 review: Headshotting Nazis has never felt so good
1995-2015: How technology has changed the world in 20 years
The Best Design, Illustration, Animation and VFX Awards of 2017
WWDC 2017 dates: How to get WWDC 2017 tickets, when is WWDC 2017 and more details announced
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.