Sign of hacked

[Shyl1]

Found this unknoun number in message application as doesn't support 3 sim card extra unknown number also created it was on, has some doubt so turned offs this setting, how this created never found any option to remove this unknoun number.

[Aashish]

You have set a custom notification setting for that person that's why maybe it's like that.

[Shyl1]

I didn't set for custom notifications how this created no idea

[Shyl1]

Check in notification settings and saw me if you are using dual simcard

[Aashish]

Check if you have received any SMS from that number.

[Shyl1]

No unknoun number

[Aashish]

Clear data of messages app?

[AlenSony소니알렌]

Not Hacked

Are you using vpn ?
Which vpn services?

[Shyl1]

In house VPN as Samsung max

[Samsung_Support2]

Dear Samsung Member,

Greetings from Samsung Customer Support!

We apologize for your inconvenience. We would request you to register your concern in Samsung Members Application. So, that 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/Ask questions).

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

Thank you for writing to Samsung. 

Warm Regards,
Samsung Customer Support