

Please use this link to help you with that information: This tool can diagnose and fix many printing and printer software related issues. I would start by checking the installed printer software by downloading and running the HP Print and Scan Doctor. Reconnect the power cord to the rear of the printer. Wait for 30 seconds, or until the router is fully on and readyġ0.

Reconnect the power cord to the wireless router.ħ. Disconnect the power cord from the wireless router.Ħ. Disconnect the power cord from the rear of the printer.ģ. Press the Power button on the printer to turn it off.Ģ. Complete any tasks or downloads in progress before continuing.ġ. The following steps temporarily disconnect network and Internet connections and require restarting your computer. Hard reset on the printer, router, computer and other devices on the same network. In the meantime, let's try these steps here:

I understand you are getting an error while printing on your HP Envy 7640 printer. It is a great place to find the help you need, from other users, HP experts, and other support personnel. For you to have the best experience on the HP forum, you could also visit our HP Forums Guide for the First Time Here? Learn How to Post and More. Hi you for showing your interest in HP Support Forums.
