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.
Your S22 Ultra shutting down during call merging is a known beta bug. Report it via the Samsung Members app under Beta Feedback > Error Reports. Get Started with a Voiceover to log or describe the issue clearly if needed, especially if submitting via video or audio helps illustrate the problem. Check for updates as Samsung may release a fix soon. Until then, avoid merging calls. If it keeps happening and disrupts use, consider rolling back to the stable version using Smart Switch.
