2. Click “INSTALL”
3. Wait until it shows “Driver install success”
1. Download from U disk.
Double-click to start installation.
- Driver Installation
5. To Determine your Machine's COM port
• For Windows XP: Right click "My Computer"→ Select
"Manage"→ Select "Device Manager".
• For Windows 7: Right click "Computer"→ Select
"Manage" → Select "Device Manager" from left pane.
• For Windows 10: Right click “This PC"→ 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 COM6.
• If there are multiple USB serial ports, right click each one
and check the manufacturer, the machine will be “CH340”.
How to Use LaserGRBL
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4. Connect the USB cable to the PC
and the control board