Issue with network

[Roast]

Sometimes suddenly my Samsung M305F shows this (in screenshot)

[Sidhabhi]

Drop feedback to Samsung and once re-insert sim and try again..

[Roast]

I did the same , it's frequency of occurrence is varaible .I tried sim on both slots but still not rectified

[rush20]

Restart device
Reset network settings
Boot in safe mode and check if you face the issue
If issue still persist then backup your device then reset

[Roast]

how to reset network settings without losing personal data

[rush20]

Go to settings》general management》reset》reset network settings》reset

[Roast]

Done , now hope issue willnt exist. thanku

[cs_member8]

Dear Samsung Member,

Greetings from Samsung Customer Support!

We acknowledge your query and apologize for the same. To resolve your device network issue please visit this link: https://www.samsung.com/in/support/mobile-devices/samsung-galaxy-smartphone-how-to-optimise-network-...

In case the issue still occurs. Please register your concern in Samsung Members Application (Open Samsung Members Application > Get help > Send Feedback > Error report/Ask questions).

Thank you for writing to Samsung.

Warm Regards,
Samsung Customer Support