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wch.cn drivers

19 wch.cn driver versions from official sources, sorted by release date. Check the supported hardware IDs on each driver page before installing.

DriverVersionReleasedWindows / Arch
CH340 serial converterSHA-256 verified2.1.2025.7July 19, 2025Windows 1064-bit
wch.cn - Net - 1.7.2025.7SHA-256 verified1.7.2025.7July 10, 2025Windows 1032-bit64-bit
CH340 serial converterSHA-256 verified2.0.2025.3March 3, 2025Windows 1164-bit
CH340 serial converterSHA-256 verified3.9.2024.9September 16, 2024Windows 1164-bit
CH340 serial converterSHA-256 verified3.8.2023.2February 11, 2023Windows 1164-bit
wch.cn - Ports - 1.7.2023.2SHA-256 verified1.7.2023.2February 11, 2023Windows 1164-bit
wch.cn - Ports - 1.5.2021.8SHA-256 verified1.5.2021.8August 8, 2021Windows 1032-bit64-bit
CH340 serial converterSHA-256 verified3.5.2019.1January 30, 2019Windows 11Windows 1064-bit
13.56Mhz RFID Card Reader and WriterSHA-256 verified2.7.2016.8August 24, 201664-bit
wch.cn - Other hardware - USB Device3SHA-256 verified2.7.2016.8August 24, 201632-bit
13.56Mhz RFID Card Reader and WriterSHA-256 verified2.7.2015.10October 26, 201532-bit
wch.cn - Other hardware - USB CH376SHA-256 verified2.7.2015.10October 26, 201564-bit
CH340 serial converterSHA-256 verified3.4.2014.8August 8, 201432-bit
CH341 in serial mode, usb to serial port converterSHA-256 verified3.4.2014.8August 8, 201464-bit
wch.cn - Other hardware - PCIe-I O CH367SHA-256 verified1.1.2012.3March 6, 201264-bit32-bit
CH340 serial converterSHA-256 verified3.3.2011.11November 4, 201132-bit64-bit
wch.cn - Other hardware - USB CH376SHA-256 verified2.6.2011.3March 14, 201164-bit32-bit
CH341 in EPP MEM I2C mode, EPP I2C adapterSHA-256 verified2.2.2009.6June 5, 200964-bit32-bit
CH340 serial converterSHA-256 verified3.1.2009.6June 3, 200964-bit