>iPhone 12.4.1
>iMac 10.15.1
Neither of those are betas...
User-centric queries/comments such as this are perhaps best put to AppleCare's public community support forums, Apple's twitter support account and/or Apple’s YouTube Support Channel vs. risking off-topic here in DevForums, thanks and good luck.
https://support.apple.com/
Users can feedback via http://www.apple.com/feedback/ - Individuals using betas are free to use the Feedback Assistant; Devs can use the 'Report Bugs' link, below right.
Customer service chat: Online Chat