network problem

[PrateekPriyadarshy]

See those marked area when these bar are full network problems starts, but after i quickly turning on and off the airplane mode. The network bars get dropped by one or two bar then i get the usual connection back. What's happening with my device. My brother has same issue also both the smartphone have Exynos model. 

[Vinoth_DP]

May be network issues in your circle. Contact your service provider

[cs-member13]

Dear Samsung Member,

Greetings from Samsung Customer Support!

To resolve network issue please follow below given steps:-

1. Check network operators and select automatically (Settings> Connections> Mobile Network>Network operator> select automatically > Tap on OK > Registered on network).

2. Reset the device: settings >General Management > Tap on Reset.
Note: Before reset make sure to have back up of the data via Smart Switch Mobile App
(Install Smart Switch App > Open > Click on Memory Card Icon >Back Up option > Choose the data for Back up > Back Up).

If the issue still persist, kindly register your concern in Samsung Members app (Samsung Members app > Get help > Feedback > Error report/ask question).
Note: Please send device log files within 15 minutes of issue occurrence along with the exact issue details.

Thank you for writing to Samsung.

Warm Regards,
Samsung Customer Support