I think he's talking about, after you Record a few seconds of Video with the camera, preview playback is in a nonstop loop. unless you press the pause button. There's nothing under settings to stop the loop video payback.
Bixby
Edge Panels
High volume warning
Screen lights up when the battery is fully charged
Bloatware
AR Emoji
There's more?
Share your new found annoyances with S9/S9+