Review common questions about the Square Reader.

Frequently Asked Questions

When will I receive my reader?

Once you place an order, your reader will arrive in 1 to 3 business days. When your reader is shipped, you’ll receive an email with tracking information, which you can use to follow your order.

How do I return my reader or order a replacement?

You can return your Square Reader within 30 days of the purchase date. If your reader isn’t working properly, and you’ve tried the troubleshooting tips, you can submit a warranty claim to receive a replacement. Make sure to review our warranty and return policy before getting started.

Where can I find general information about this reader?

You can read a product overview, find tech specs, and pricing info here.

What devices can I use with the Square Reader?

You can use most Apple iOS devices and many Android devices with built-in Bluetooth Low Energy (BLE). Check if your device is supported.

What types of payments can I accept?

The Square Reader accepts chip cards (EMV) and contactless (NFC) payments. In addition, the Square Reader works alongside the magstripe reader to swipe chip cards and magstripe-only cards.

How do I pair the reader to my mobile device?

Learn more about pairing your reader and getting set up.

I’m having trouble with my reader. Where can I get help?

Review these troubleshooting tips – they solve the most common issues people have with the reader.

Device Compatibility Questions

My device doesn’t support BLE. Can I use the reader?

Devices without BLE aren’t currently supported with the Square Reader. 

I’ve lost my magnetic stripe card reader (included with your order of the Square Reader). How do I order a replacement?

Please contact support to order a replacement.

Can I connect my reader to multiple devices at the same time? 

The reader can be used with multiple devices, but it only connects with one device at a time. To connect your reader to another device, make sure to disconnect it from its current device. To do so, visit your in-app Settings > tap Card Readers > select your reader from the list > tap “Forget this Reader.”

You can also disconnect the reader by holding down the button on the reader for 6-15 seconds, until you see solid red lights.

Note: You can pair multiple Square Readers to a single device.

Can I use this reader if my business is mobile?

Yes, just make sure you have a strong Wi-Fi or cellular data connection to process payments and that your reader is fully charged before use. The charging cable, included with the Square Reader, is for charging purposes only.

Is there a charging dock for the reader? 

Yes! Check out the Dock for the Square Reader.

Can I use any USB cable to charge the reader?

Yes, you can use any standard micro-USB to USB cable, but the reader comes with one for this purpose. 

Settings and Pairing Questions

How do I connect the reader to my mobile device?

You can connect your reader wirelessly. Keep in mind your device needs to have an internet connexion to pair your reader, you are unable to use your reader in Offline Mode.

How do I turn the reader on and off?

To power it on, push the button on the reader. Once it’s on, you don’t need to worry about turning off the reader. The reader will automatically go into the appropriate mode when not in use to save battery.

What do the lights mean?

The four LED lights displayed on your Square Reader will tell you all you need to know about your reader, check out the guide below:

Connecting your reader

Four orange lights flashing Reader is in pairing mode
Four green lights Reader has successfully paired
Four red lights Reader failed to pair

Accepting a payment

One green light Reader is ready to take a payment
Moving green lights Reader is processing a payment
Four green lights Payment was accepted
Four red lights Payment was declined

Note: If you don’t see one green light to initiate a payment after 30 seconds, please tap “Re-enable Square Reader” in the app.

Checking your battery

Four green lights Battery is fully charged
Three green lights Battery is 75% charged
Two green lights Battery 50% charged
One solid red light Battery 25% charged
One blinking red light Battery is low and charge immediately

Charging and Battery Questions

How do I charge the reader and how long will it take to charge?

You can charge the reader by connecting the included USB cable to any power source. Charging will take roughly 2-3 hours, but this will vary depending on your power source.

How long will the battery last?

Battery life will vary depending on usage, but the reader should stay powered through a full day of sales, approximately 500 payments.

How do I check the battery level of my reader? 

Learn how to check your reader’s battery level.

Payment Questions

Do I leave the chip card in the reader’s chip card slot while taking a payment?

Yes, you’ll need to leave the chip card in the reader until the transaction is complete. You’ll get a confirmation message in the app and see 4 green lights on your reader when it’s time to remove the card.

Can I take test contactless payments with the reader?

Not currently, but you can practice taking contactless payments by completing a £1 sale and immediately processing a refund.

Can I accept chip and PIN cards?

Yes. In markets where chip and PIN payments are standard, Square has you covered with a chip and PIN solution. Get more info on accepting chip and PIN payments.

Do I need to buy a hardware PIN pad?

No, for chip and PIN transactions, simply insert the chip card into the wide port on the top of your reader and turn the mobile device screen to the customer for PIN entry.

How do you keep card and PIN information secure?

Square’s security measures are multi-layered to ensure that buyers and sellers can trust every transaction is safe. A buyer’s PIN is immediately encrypted when the buyer enters it into Square Point of Sale. Square’s systems encrypt all sensitive information to ensure it cannot be read by the seller, their mobile device or any unauthorised parties.

Can I use the reader while my mobile device is connected to other Bluetooth devices?

Yes, you can connect to other devices without impacting your connection to the Square Reader.