As per your query, we request you kindly share the log file. Without a log file we cannot analyze this issue, Also share video clips and images for better understanding and report this issue with the log file. This will help us to further investigate and resolve this issue.
To attach the log file: Samsung member > Click on beta banner > Switch to beta mode > Beta feedback > Send feedback > Error report.
Note: To ensure relevant log information is included in the error report, submit the report within 3 minutes of encountering the bug or error, and do not terminate (swipe away) the Samsung Members application until you are notified that the report has been sent. This can take up to 5 minutes.
Beta 4 most probably will be released on 28th September Hopefully all these issues are fixed in that. I am surprised that this is the 1st beta with so many issues Previous betas had amazing performance and battery life and no bugs at all
