
• Windows XP: Right click on "My Computer", select "Manage", select "Device Manager".
Windows 7, 8 and 10: Click "Start", Right click "Computer", Select "Manage", Select "Device Manager" from left pane.
• In the tree, expand "Ports (COM & LPT)"
• Your machine will be the USB Serial Port (COMX), where the “X” represents the COM number, for example COM12.
• If there are multiple USB serial ports, right click each one and check the manufacturer, the machine will be "CH340".
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