![Ch340 driver](https://cdn1.cdnme.se/5447227/9-3/2_64e61dfa9606ee7f98e9879b.png)
![ch340 driver ch340 driver](https://www.mac-usb-serial.com/static/img/ARDUINO_NANO.jpg)
After that, the CH340-based board should appear in the "Ports (COM & LPT)" section of the Windows Device Manager device tree as "USB-SERIAL CH340 (COMn)" and the board should show up under the Arduino IDE's Tools > Port menu. The driver should now install successfully. Select the unzipped folder of the download from the WCH website.Click "Browse my computer for drivers".You should see a new device (" USB2.0-Serial") appear under the " Other devices" section of the device tree.Connect the CH340-based board to your computer with a USB cable.
![ch340 driver ch340 driver](https://1.bp.blogspot.com/-XFLrWoPktOo/VZ3sxQojWSI/AAAAAAAAAJY/IFgcUugHqi4/s1600/d.png)
![Ch340 driver](https://cdn1.cdnme.se/5447227/9-3/2_64e61dfa9606ee7f98e9879b.png)