Subscription change?

so the number of system i can protect reduces but my annual price does not change?

To assist you further, you may our sales support. For more information, you may visit this link: https://helpcenter.trendmicro.com/en-us/contact-support/

My auto payment bank details have changed. How do I change them to the correct ones? When looking at the App, it doesn’t show my expiry date. So I’m unable to click on that to get to the subscription information. 

Hello,

To update your payment information, please follow this instruction: How to Update Credit Card and Billing Info for Trend Micro Subscriptions | Trend Micro Help Center. You can also check your Trend Micro subscription once you signed in to: My Trend Micro Account - Access features and subscriptions.