How to confirm payments and transactions with Mobile key: 1. Select the payments you want to confirm. 2. Select Go to confirmation. 3. On your phone or tablet, open OP-mobile or OP Business mobile. 4. If the confirmation request didn't open automatically, tap Confirm with Mobile key. 5. Check the confirmation request details. 6. Confirm by typing your Mobile key PIN. 7. Confirmation succeeded. 8. Continue your transactions on op.fi. How to confirm payments and transactions with Mobile key: 1. Select the payments you want to confirm. 2. Select Go to confirmation. 3. On your phone or tablet, open OP-mobile or OP Business mobile. 4. If the confirmation request didn't open automatically, tap Confirm with Mobile key. 5. Check the confirmation request details. 6. Confirm by typing your Mobile key PIN. 7. Confirmation succeeded. 8. Continue your transactions on op.fi.