1. Introduction
The Square Register is a fully integrated point-of-sale (POS) system designed to streamline your business operations. It combines payments, software, and hardware into one device, eliminating the need for separate tablets or applications. This manual provides essential information for setting up, operating, and maintaining your Square Register.

Image 1.1: Square Register in a typical business environment, demonstrating its compact design and dual-screen functionality.
2. Package Contents
Verify that all items are present in the package:
- Square Register (Seller Display)
- Customer Display
- Power Adapter Cable
- Power Adapter
- Hub
3. Setup Guide
Follow these steps to set up your Square Register:
- Unpack Components: Carefully remove all items from the packaging.
- Connect Displays: Connect the customer display to the main Square Register unit. Ensure the connection is secure.
- Connect Power: Plug the power adapter cable into the Square Register and then connect the power adapter to a wall outlet.
- Power On: Press the power button to turn on the Square Register.
- Network Connection: Follow the on-screen prompts to connect your Square Register to your Wi-Fi network. An Ethernet connection is also available via the hub for a more stable connection.
- Optional Peripherals: If using optional accessories such as cash drawers, receipt printers, order ticket printers, or barcode scanners, connect them to the provided hub.

Image 3.1: The Square Register showing the main seller display and the separate customer display unit, ready for connection.
4. Basic Operation
4.1 Processing Sales
The seller display allows you to effortlessly ring up customers, manage items, and track sales in real-time. The customer display shows customers their purchases and facilitates payment and tipping.
4.2 Accepting Payments
The Square Register supports various payment methods:
- EMV Chip Cards: Insert the card into the slot on the customer display.
- NFC Payments: Tap compatible devices (e.g., Apple Pay, Android Pay) or contactless cards on the customer display.
- Magstripe Cards: Swipe the card through the designated slot on the customer display.
Funds from transactions are typically deposited into your bank account as early as the next business day.

Image 4.1: A customer tapping a credit card on the Square Register's customer-facing screen to complete a transaction.

Image 4.2: A customer using a smartphone for a contactless payment on the Square Register.

Image 4.3: A customer inserting an EMV chip card into the Square Register for payment.
4.3 Offline Mode
The Square Register features an Offline Mode, allowing you to continue taking payments even if your Wi-Fi connection is temporarily unavailable. Transactions processed offline will sync once connectivity is restored.
5. Maintenance and Care
To ensure the longevity and optimal performance of your Square Register:
- Cleaning: Use a soft, lint-free cloth to clean the screens and exterior surfaces. Avoid abrasive cleaners or solvents.
- Software Updates: The point-of-sale software is constantly improving. Ensure your device is connected to the internet regularly to receive and install the latest updates for enhanced features and security.
- Environmental Conditions: Operate the device within recommended temperature and humidity ranges to prevent damage.
6. Troubleshooting
If you encounter issues with your Square Register, consider the following:
- Device Not Powering On: Ensure the power adapter is securely connected to both the device and a working power outlet.
- Connectivity Issues: Verify your Wi-Fi connection. If using Ethernet, check the cable connection to the hub and your network router. Restarting the device and your router can often resolve temporary network problems.
- Payment Processing Errors: Check for error messages on the screen. Ensure cards are inserted, tapped, or swiped correctly. Verify that your internet connection is stable.
- Peripheral Not Working: Ensure optional accessories (e.g., printers, scanners) are correctly connected to the hub and powered on.
For further assistance, refer to the support information in Section 8.
7. Product Specifications
| Feature | Detail |
|---|---|
| Model Number | A-SKU-0665 |
| Package Dimensions | 17.3 x 16.5 x 9.1 inches |
| Item Weight | 5.9 Pounds |
| Batteries | 2 Lithium Metal batteries (included) |
| Manufacturer | SQUARE INC. |
| ASIN | B0934HRMV1 |
| First Available | May 22, 2021 |

Image 7.1: Physical dimensions of the Square Register.
8. Warranty and Support Information
8.1 Warranty
The Square Register comes with a 2-year limited warranty. This warranty covers defects in materials and workmanship under normal use. Please retain your proof of purchase for warranty claims.
8.2 Customer Support
For technical assistance, troubleshooting, or warranty inquiries, please contact Square customer support. Expert phone support is available to help you with any issues.
You can find the most up-to-date contact information and support resources on the official Square website: squareup.com/help
Additionally, the Square Register offers protection from eligible chargebacks.





