Mobile network

[Zizouu]

My sim slot 1 shows a network signal even without using a sim card or activating e sim on my device. Therefore am not able to use sim slot 1. How can I resolve this? 

I have already tried factory reset the phone and mobile network but still the problem exists 

[JSS28]

Show it in local shop

[cs_member10]

Dear Samsung Member,

Greetings from Samsung Customer Support!

As per your query, you have already done the possible troubleshooting steps on your device, we would request you kindly visit the service centre and inspect your device with the technical team end, they will provide you with all the information in a better way after inspecting the device physically.

You can locate your nearest service centre with this given link: https://www.samsung.com/in/support/service-center/

Warm Regards,
Samsung Customer Support