Procedure on Purchase of Printing Units Using Octopus Wallet

  1. After login to HKU uPrint app, select the no. of printing units to purchase.
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  3. Tap the Buy button.
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  5. Review the printing units to purchase and press the Octopus button.
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For Android

  1. Under the Octopus App, tap Next and Confirm to proceed payment.
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  3. If you tap Cancel, an alert on “Incomplete Transaction” will be shown and the transaction will be cancelled.
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  5. After successful payment, a confirmation page indicating the no. of printing units added and the current balance will be shown.
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For iOS

  1.  An alert reminding users to return to the HKU uPrint App to check the payment result is shown. Tap Continue to proceed payment.
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  3. Under the Octopus App, tap Pay.
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  5. If you tap Cancel, an alert on “Incomplete Transaction” will be shown and the transaction will be cancelled.
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  7. Wait until the payment is completed.  After you see “Payment Completed”, tap Done.
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  9. An alert will be shown reminding users to return to the merchant’s app to complete the transaction.  Tap OK to close the alert.
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  11. Tap “< HKU uPrint” at the top left to return to HKU uPrint App to check the payment result.
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  13. After successful payment, a confirmation page indicating the no. of printing units added and the current balance will be shown.
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