On your phone/laptop, connect to the wifi network emitted by your printi:
Name: printi-*****
Password: 12345678


After connecting, open a web browser and navigate to:
http://192.168.3.1/

Type in the name and password of the Wi-Fi network that you want your printi to connect to, and press Save.

The settings page can also be used to change the name of your printer!
That’s it! Happy printing!