Icon appeared at top of my screen

[Android Central Question]

This strange icon has appeared at the top near the 4g and won't go away I don't know what it is and cannot click on it it find anything that looks like it what is this it's a white square that looks like it has an N in it I wish I could post a screen shot

 

[Erica Mayers]

Here is a picture

 

[Erica Mayers]

Never mind found it it was the NFC device sharing somehow got turned on it's been driving me crazy for days I don't know how this happened