Immediately after, a new item called will appear under Ports (COM & LPT) . Repeat the update process for this port using the exact same folder. Method B: For CH340 Chips (VID_1A86)

The CH340 driver is generally signed, so no signature disabling is needed on recent Windows 10 builds.

Go to Device Manager.Right-click your USB-Serial Port and select Properties.Go to Port Settings > Advanced.Change the COM Port Number to COM1, COM2, COM3, or COM4. VCD-Lite often cannot see ports higher than 4.Set the Latency Timer to 1 (msec). This is the most critical step for preventing "Too Many Transmission Errors" messages. Software Compatibility: VCDS-Lite