Note 20 ultra random restarts

[Totsii]

My note 20 ultra random restart on its own 

Any help?

[CaptenAlaa]

Go to settings, then choose battery and device care, then choose automatic optimization, then turn off the restart function when needed

[Amira-elnagar]

Totsii

Hello I’m Amira, Samsung Moderator
we thank you for asking your question
we do really apologize for the problem that you face
You can visit the nearest Samsung service center and they will be able to help you
Kindly send us your address to provide the nearest service center
or you can find it following the below link:
http://www.samsung.com/eg/support/servicelocation/
thank you