**If you have not yet set up your mobile devices for using Apple Pay, you can refer to the setup procedures at https://support.apple.com/en-hk/HT204506.**
1. Apple Pay is only compatible with devices listed at https://support.apple.com/en-us/HT208531.
2. uPrint App supports Visa and Master card ONLY.
After login to HKU uPrint app, select the no. of printing units to purchase.
Tap the Buy button.
Review the printing units to purchase and press the Apply Pay button.
Press the Pay with Passcode button or use Touch ID or Face ID to pay.
If you press Cancel during the payment process, an alert on “Incomplete Transaction” will be shown and the transaction will be cancelled.
After successful payment, a confirmation page indicating the no. of printing units added and the current balance will be shown.