Qinheng Electronics (WCH) USB-Enhanced-SERIAL CH9104 port (COM/LPT/Serial) drivers

Drivers / Ports (COM/LPT/Serial) / Qinheng Electronics (WCH) / USB-Enhanced-SERIAL CH9104

Device information

Name

USB-Enhanced-SERIAL CH9104

Manufacturer

Qinheng Electronics (WCH)

Type

Port (COM/LPT/Serial)

Hardware IDs

USB\VID_1A86&PID_55DF&MI_00
USB\VID_1A86&PID_55DF&MI_02
USB\VID_1A86&PID_55DF&MI_04
USB\VID_1A86&PID_55DF&MI_06

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6 available drivers

USB-Enhanced-SERIAL CH9104

Version:

2.1.2025.8

Date:

19 August 2025

Size:

370 KB

INF file:

ch343ser.inf

Windows 11, 10, 8.1, 8, 7
x64

USB-Enhanced-SERIAL CH9104

Version:

2.1.2025.7

Date:

19 July 2025

Size:

638 KB

INF file:

ch343ser.inf

Windows 11, 10, 8.1, 8, 7
x64/x86/arm64

USB-Enhanced-SERIAL CH9104

Version:

2.0.2025.3

Date:

3 March 2025

Size:

638 KB

INF file:

ch343ser.inf

Windows 11, 10, 8.1, 8, 7
x64/x86/arm64/ia64

USB-Enhanced-SERIAL CH9104

Version:

1.9.2024.9

Date:

19 September 2024

Size:

346 KB

INF file:

ch343ser.inf

Windows 11, 10, 8.1, 8, 7
x64/ia64

USB-Enhanced-SERIAL CH9104

Version:

1.8.2023.9

Date:

9 September 2023

Size:

306 KB

INF file:

ch343ser.inf

Windows 11, 10, 8.1, 8, 7
x64/ia64

USB-Enhanced-SERIAL CH9104

Version:

1.7.2023.2

Date:

11 February 2023

Size:

539 KB

INF file:

ch343ser.inf

Windows 11, 10, 8.1, 8, 7
x64/x86/arm64/ia64