Using a network printer with a raspberry pi can be a hassle if you don’t know what your doing. Since there is no print app inside of pi-apps, this is the best and easiest thing to do. The first thing that you need to do is open the application’s menu and go to preferences. Then go to print settings. Once it opens up It’ll look like this.

First thing to notice is that all of the nearby network printers show up. If you are connected to Ethernet everything on that will also shown up. To add a network printer, click the +/add button near the top left corner.

It will show a list of available printers that looks like this

Just select the second option that says network printer, and wait for your printer to show up inside of the options. Once you find it click and follow the instructions to add it. Once finished, in order to print something, open the PDF with chromium and and control p. Then switch out the option of save as PDF to your printer and select print. That is how you connect a network printer to your Raspberry pi folks! You can also find out more here