USB cable, computer
(1).Click "This PC" - "Manage", find "Device Manager" - "Ports" After inserting the USB data cable into the computer, a virtual port will be added in the device manager
(2) Open the delivery file in the SD card - "Software and Drive" - "driver"
(3) Select the driver that matches the computer system and double-click to install it
(4) After the installation is complete, a virtual port will be added in the device manager
4. Download Repetier—Host online software, open Repetier—Host after the download is complete
Download link: https://www.repetier.com/download-now/
(1) Click "Connect" - select the corresponding port and the correct baud rate to connect
SR online printing operation video link:
https://www.youtube.com/watch?v=HsPZKaSNavI&t=53s