How to use the magstrip reader?

[bottomline]

I am new to square and trying to set up the magstrip on my phone. I have downloaded the app and signed in and plugged the reader into my phone what is next?

[VanKalkerFarms · Accepted solution]

https://squareup.com/help/us/en/article/5174-swipe-card-payments-with-the-square-reader