Are you facing trouble where HP Printer assistant is not opening in Windows? If yes, then you need to fix this issue instantly so that you can begin using your printer easily without any problem and these steps are:
Try to reconnect the printer again by first removing all the cords and reconnecting it.
Make sure to check you have active internet connectivity.
Reinstall the outdated printer software
Restart your printer
If all these solutions do not help you in fixing the error, then you need to call HP Printer Customer Care Number to speak with the experts who can assist in resolving the errors.

Also Read: How to set up Google Cloud Print on HP Printer