Network Intermittent

Hello Aravindh_kumar. I am Faiz, from Samsung.

We're sorry for the experience. Rest assured we will provide you with the best solution to resolve your issue. You may follow the below steps in order to narrow down the root cause of the issue :

Step 1 : Reset Settings.
Resetting network settings reset all data connections back to the out of the box factory defaults. The following changes will occur by performing a Reset of network settings.

*Stored Wi-Fi networks will be deleted.
*Paired Bluetooth devices will be deleted.
*Background data sync settings will be turned on.
*Data restrictive settings in applications that were manually turned
on/off by the customer will be reset to the default setting.
*Network selection mode will be set to automatic.

To perform reset settings, follow these steps.

>> Go to Settings
>> Tap General management
>> Now select Reset and Reset settings.

Step 2 : Quick optimization
You may try to perform Quick Optimization. The Quick Optimization
feature improves device performance through the following actions
>> Identifying apps that use excessive battery power and clearing
unneeded items from memory.
>> Deleting unnecessary files and closing apps running in the
background.
>> Scanning for malware.
>> To improve your phone's performance, navigate to Settings
>> touch Device Care/Maintenance. Touch OPTIMIZE NOW, and then touch DONE. This
action will not delete the device data.

Step 3 : Perform “Soft Reset”. Kindly refer to the below steps:
>> Please hold the power button and volume down button simultaneously. While holding both of the buttons, the phone will automatically restart.
>> You can release the buttons once the phone prompt with Samsung logo after the phone already turn on

However, if the issue persists, we would like to propose the Smart Tutor. The advantage is, we will be able to assist you with further troubleshooting over the call. Please call our Samsung Care Line 1800-726-7864 regarding this service. Our experts at Samsung Care Line will advise and assist you in details.

Thank you.