123.hp.com/envy4510. 123hp.info simply assist customers to Setup, Install and Troubleshoot HP Envy model Printers. If print jobs are stuck in the print queue, then cancel all the documents in the queue and reboot the computer. Try printing a page after the reboot process is done. If your envy4510 printer switches off during printing, then an alert message should pop up on your computer screen. If it doesn’t, then there is a problem in the HP software that you have installed. Uninstall the software and reinstall it to avoid further problems. It is always imperative to check if all the cable connections are secure and tight. If any connection is loose, replace it with a new cable. If the blue light on the Wireless icon isn’t blinking, then you need to check your printer’s wireless connection. Try printing a Wireless test Report to diagnose and troubleshoot the problems with your printer.