Geeetech A30 User Manual page 29

Check whether the driver is automatically installed successfully or not. Click to choose "My
computer>Property>Device manager".
If it shows the exclamation mark as picture below (6-2), then you need manually install the driver.
Download link for CH340:
https://www.geeetech.com/index.php?main_page=download&download_id=40.
After the driver is installed, check the "Device manager" and see if it is same as the picture below
(6-3). If so, it means the driver is successfully installed.
Shenzhen Getech Technology Co.,Ltd
(Picture 6-1)
(Picture 6-2)
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