trend micro pay guard mobile app not working

I don't remember ever using it.

Hi @margren,

Welcome to Trend Micro Home Users Community!

With Trend Micro Mobile Security for Android's Pay Guard, you can boost the security of your online transactions. Set it up and enable it to get extra security.

For more information, you may check the article below.

How Trend Micro Secures Your Digital Payments on Android via Pay Guard Mobile | Trend Micro Help Center