quickbooks error 40001

How to solve Etax 40001 Cannot Contact E Taxinvoice Server

olve Etax 40001: Many users have recently encountered the error code ETAX 40001 on the e-Tax Invoice system, which displays the message: “Unable to contact the e-Tax Invoice server. You must be connected to the internet to access the service.” This error persists even when the internet connection appears to be working fine. If you’re facing this issue while trying…