As long as you have money on your Papercut print account, and the library printers are installed, you will be able to print.
Often, you will get a popup stating how much the charges are, which you can accept by pressing the print button.
You can install the Papercut print management software* on your laptop by following following guides:
After the Papercut software has been installed, you then need to add the printers:
* If you ever reset your RRC password, you will need to re-install the printers, as they will be created using the old password. *