https://medium.com/pcmag-access/how-to-delete-all-your-google-home-voice-recordings-265e9a0bfcea

Google’s smart speakers respond to voice commands and store all that voice data on Google servers. For your own security, here’s how to delete those recordings.

Smart speakers such as the Amazon Echo, Apple HomePod, and Google Home are growing in popularity—mostly as a means to listen to music at this point. But they do a lot more than that, from answering questions to controlling the smart home.