Fix this issues

[zulquat]

I am facing a network issue after security patch update ,to be provided new update to clear bugs. 

[zulquat]

Samsung s21fe

[Samsung_specialist]

We apprcatiet your time ,kindly try these steps :
Make sure your device is registered on the network.
Set 'Network mode' to auto correct.
Ensure that the device is updated with the latest software.
Reset network settings.

For more detalis you may refer to this link : https://www.samsung.com/ae/support/mobile-devices/how-to-optimize-network-connectivity/