Top up your print credit Canon NL August 03, 2026 13:39 Updated In the UU Print Portal and the Campus Print app, you can see how much print credit you have. This includes your starting credit and personal credit. You can also buy additional print credit here. Top up your print credit in the UU Print Portal Go to the UU Print Portal . Sign in with your Solis-id. Select Credit. Select Top Up. The Top Up button in the Print Portal. Select the amount you want to add. Choose a payment method and complete the payment. Select Transactions to check whether your print credit has been updated. Close all tabs in the browser to log out. Top up your print credit in the Campus Print app First, install the Campus Print app on your phone. Install the Campus Print app Open the Campus Print app. The first time you use the app, sign in with your Solis-id. At the top of the screen, select Top Up. Select Top Up again. Select the amount you want to add. Choose a payment method. Complete the payment. Select Transactions to check whether your print credit has been updated.