From the Mortgage Transaction History page, under Self Service, click "Make Additional Principal Payments."

Read the overview about the Double-Up® option, and then click "Continue."

Review your mortgage payment details, and select the applicable Double-Up® payment option. Then, click "Continue."

Depending on the option you choose, you’ll be prompted to enter your payment dates and amounts. Then, click "Continue."

Review and verify the information you entered, and then click "Confirm."