1. From the left-hand navigation menu, locate and select Access (depending on your account, you may need to click the Benefits tab)
2. You can either click the Access/Benefits tab directly or expand the section using the arrow and select Tariffs
3. On the Tariffs page, you will see a list of all previously configured tariffs
4. Find the tariff you want to update and click See Details
5. Click Edit Tariff
6. Update the required fields as needed
7. Once you have made your changes, click Save Tariff to apply them

Please note the changes take effect immediately. Any ongoing sessions will continue using the previous tariff, while all new sessions will be charged based on the updated tariff. These changes will apply across all access control profiles where the tariff is assigned.