Galaxy Note 10+ is showing notification error after recent software update.

[Dipraj98]

Some of the always on display features and vibrate on pickup features are not working properly. Some apps even don't show notification after receiving new messages.

[Dilli]

Did you restart your phone after update

[ѵօϲɑӀ4ӀօϲɑӀ]

Kindly take backup and reset your device.

[Ehsank]

Once Reboot in a safemode and then observe

steps to turn safemode;
long press on power button>
long press on power off option>click on safemode >your mobile will restart and turn into safemode.

[Samsung_Support1]

Dear Samsung Member,

Greetings from Samsung Customer Support!

Please register your concern in Samsung Members Application (Open Samsung Members Application > Get help > Send Feedback > Error report/Ask questions).

Thank you for writing to Samsung.

Warm Regards,
Samsung Customer Support