AThis is for a contribution that has been made starting May of 2018.
All of the Monthly Contributions starting May of 2018, are handled by PayPal. To change your contribution you will need to log in to your PayPal account and make the changes there.
You will find the detailed instructions at this link on PayPal help pages. Please note that the instructions included are for both Personal and Business accounts.
PayPal – Change Monthly Contribution/Subscription
BMy contribution was made before May of 2018 on the older payment gateway.
Please contact us via an email or fill out the contact form and tell us to change your monthly contributions to the new amount.