My file is not working for Samsung one ui his asking for undertood

[Ajaycherry4]

And not working for wi fi and camera plz solve the problem my phone has been not working 

Mobile phone...Samsung j7prime 

Indicator lite 

[mohitk99]

Reset device setting once

[cs_member8]

Dear Samsung Member,

Greetings from Samsung Customer Support!

We acknowledge your query and apologize for the inconvenience caused to you and will surely assist you regarding the same. We would request you to register your concern in Samsung Members Application. So, our concern team gets back to you as soon as possible.

Please follow this path to register your concern in Samsung Members Application (Open Samsung Members Application > Get help > Send Feedback > Error report).

Note. please attach the error log file within 15 minutes of the error occurring.

Thank you for writing to Samsung.

Warm Regards,
Samsung Customer Support