ohh😮.. didn't see the second paragraph from second line...
thanks for pointing out...
Sorry my mistake...
yes as you say flash older frimware via smart switch or Odin etc...
or can wait for next update to be issued and not minding the problem and update it....
i have seen other user who had same issue on their phone - updated week ago
i forgot his name... Do you know him@ashwin?
Dear Samsung Member,
Greetings from Samsung Customer Support!
Kindly follow the below mentioned step to improve the performance of the device:
1. Check device in safe mode: Using Safe Mode on a Samsung phone or tablet allows you to force the device to run the essential operating system, and disable most 3rd party applications.
Enter safe mode: Press and hold the Power key, when Power off icon appears.>Press and hold the power off icon.
Exist safe mode: Press volume down and power key simultaneously for 5 seconds to restart the device.
Note: If your device functions correctly in Safe Mode, it is most likely that the issue lies with a 3rd party application that can be uninstalled to resolve the problem.
2. Clear cache memory of a particular application: Settings>Apps>Select particular app (e.g. Samsung Internet)>Storage>Clear Cache
For further assistance, register your concern in Samsung Members Application (Samsung Members App > Feedback >Error report > Attach log file for any issue)
Thank you for writing to Samsung.
Samsung Customer Support