How to fix hp envy 4500 offline?
To fix the HP Envy 4500 offline issue, follow these steps: Check for any error messages on the printer display or computer screen. Restart the printer and computer. Update the printer drivers and software. If you are not able to fix it then try to remove the software and download it again.

Hp envy 4500 offline
https://printersofflines.com/blog-post/hp-envy-4500/