I think that's Android instant apps, not amp. It's a new Android feature that let's you use supported websites in their native app without having to download th

I think that's Android instant apps, not amp. It's a new Android feature that let's you use supported websites in their native app without having to download the app. I'm not sure why it showed up on your home screen; it's not supposed to do that. What phone/launcher/Android version are you using?