Check the HP Officejet Pro 8035 troubleshooting steps to resolve your printer's Wi-Fi issue if you are having difficulty connecting it:
The first step is to open the HP Officejet Pro 8035 Printer.
Configure the printer network settings.
You can access the wireless setup wizard here.
When this is done, a list of the network will appear on the printer panel.
Continue by tapping on the device's Wi-Fi.
The wizard will continue your current process.
If the printer panel does not appear on the printer screen, select Add Network.
You must enter the wireless ID and security key.
Proceed with the on-screen steps and complete the setup procedure.