I renewed my subscription yesterday and installed maximum security but I can't see any icon down the bottom right of screen near the time and date to tell me it's ok.

Hi @caroleboundy,

Welcome to the Trend Micro Home Users Community!

To confirm if Trend Micro Maximum Security is installed on your computer, please follow the steps provided in this link: How to Check if Trend Micro Security is Installed on Your Devices | Trend Micro Help Center

If Trend Micro Maximum Security is not on the list, you can refer to this link to install it: Install Trend Micro Security | Trend Micro Help Center

Hope this helps. Let me know if you need more help.