How can I sign up for Google messaging app beta program?

[Reticman01]

How do you sign up for Google messaging app beta program? I'd like to try some of the new featurea. 

[coopjs · Accepted solution]

This would be outside of Samsungs control, as its within the Play Store and not the Galaxy Store. https://support.google.com/messages/answer/9131090?hl=en