Hii my name is Luna Fallon i am from the technical team if you are facing a problem then you can visit our site. The printer is adjusted to reliable home use but definitely not intended for an enterprise. To connect to your wifi , before you move forward , check your wifi connection, for better results you can always reboot your router.Learn more about it in the 123.hp.com/dj3755 how to scan module. And if you need to scan a page from a book, download an app that will allow you to set up your HP Deskjet 3755 to wifi.