How do I fix HP Envy 4520 Printer offline error

Fix HP Envy 4520 Printer Offline Error in Mac and Windows 10

Why is my hp envy 4520 printer offline on windows and Mac? Get quick fixes, symptoms and causes for hp envy printer 4520 offline error. If still your HP Envy 4520 Printer says offline, you cannot connect the printer wirelessly or complete any task using the printer, Know how to fix this offline error.