same problem here, i was having problems with the always on display causing my phone to restart as well. I ended up shutting off the aod and the charging status in order to keep the phone from restarting over and over. hope this information helps you until they get a patch out.
clear your system cache in your boot menu. Power off your device the hold volume up, bixby and power buttons until the Samsung/andoid splash screens pop up. Scroll down to "delete/clear system cache" press the power button. it'll ask if you really wanna do it. Verify and you're done.
Press and hold the Volume Up key and the Bixby key, then press and hold the Power key.
When the Android logo displays, release all three keys.
An 'Installing system update' message will show for 30 - 60 seconds before the Android system recovery menu options appear.
Press the Volume down key several times to highlight wipe cache partition.
Press Power key to select.
Press the Volume down key to highlight yes, them and press the Power key to select.
When the wipe cache partition is complete, Reboot system now is highlighted.
Press the Power key to restart the 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.
