Step-by-step operation: 1, select GPRS, click the Enter key on the keyboard to exit, and exit to the communication parameter setting interface; 2. Then turn it off, plug in Unicom or mobile 2G flow card, and boot it into the startup terminal interface; 3. Then select 1. Merchant login, enter the merchant number and password of micro-mail payment. The terminal displays the updated public key, and then prompts the merchant to continue using the login success confirmation key; 4. Enter the user login interface and enter the corresponding micro-mail payment merchant number and password to log in. After completion, enter the transaction interface for submission and approval. Handle the WeChat email payment according to the normal process, and obtain the user name and password of the merchant's WeChat email payment after approval. The first terminal binding. Start QPOS36 code scanning payment terminal and enter the start terminal interface.

QR50 is a code scanning terminal with leading technology and comprehensive functions, which supports mainstream QR code scanning and NFC non-payment payment. This product has rich wireless communication modes and provides a high-speed and stable wireless communication network. The product has good expansibility, and supports external keyboard or cashier MIS system through serial port. The product has passed the best practice test of UnionPay, and has a first-class code scanning experience, which can be applied to all payment scenarios such as retail, catering and entertainment, shopping malls and supermarkets in WeChat business.