Galaxy S9 Plus latest September security patch update problem

[Kamyana]

Galaxy S9 Plus Turn on power phone is starting but not completely start and phone automatically reboot and after working fine any buddy help please 

[Tkokab]

If you have knowledge and only if you can.
1. Go into recovery mode
2. clear cache
3. reset to factory default
4. reboot.

[AhsanA]

Hi, Thank you for your interest in Samsung Pakistan. Please visit Samsung's nearest support center to get your issue resolved.