My chip and swipe reader is connected properly and the app is up to date. When I click charge it goes to the select payment screen. The option to select credit is greyed out and unclickable. Customers cannot use their card to pay me. Does anyone have...

I've never used the chip and swipe reader before. We are getting ready for a pop up. Do I need wifi for chip reader to work or will it keep working with just bluetooth? Also has anyone tried using the POS system with Android devices instead of Apple?

Just starting out with Shopify and I'm starting to get orders in finally. I'm learning that if shipping is not done correctly, it can cost you. So my question is that lets say the customer pays 4.90 Standard for shipping. Do you all wait in that long...