On my Samsung Tab 4, can I use this to send a text with wifi or do I have to use carrier?

[AC Question]

I bought a Samsung t4 ,thinking I could use this to text with a bigger keyboard and use wifi or Bluetooth with my s5, got a really good price but it is locked to sprint , did not read small print, I use us cellular so could use some help

 

[Rukbat]

Re: samsung tab 4 can I use this to send text with wifi or do I have to use cairier

Texting is done through the phone connection. There are apps that fake it through email-to-SMS portals, but I don't have any links handy. Use Google.