I’m seeing the same issue with the Pay Guard Toolbar on Firefox/Win10 — looks like the download link might be broken. Hopefully Trend Micro updates it soon!
Important: Password Manager Ends Support!
Trend Micro Password Manager has stopped working starting November 16, 2025. To keep using a password manager, move your passwords and notes to Trend Micro ID Protection as soon as you can! For more information, click here ↗