My note 9 keeps freezing and my messages takes 30 seconds to load
Please try clearing the system cache and rebooting your device.
If issue persists, please send us an error report with screenshots from One UI Beta App (Beta Feedback -> Send feedback-> Error Reports -> "Select Category" -> Input frequency and Description" -> Send (Top Right Icon). We appreciate your help for supporting beta program.
how do I do that
You can clear cache by going into recovery mode and select clear cache