To obtain updates from this website, scripting must be enabled.
To use this site to find and download updates, you need to change your security settings to allow ActiveX controls and active scripting. To get updates but allow your security settings to continue blocking potentially harmful ActiveX controls and scripting from other sites, make this site a trusted website:
In Internet Explorer, click Tools, and then click Internet Options. On the Security tab, click the Trusted Sites icon. Click Sites and then add these website addresses one at a time to the list: You can only add one address at a time and you must click Add after each one:
http://*.update.microsoft.com https://*.update.microsoft.com http://download.windowsupdate.com
Note: You might have to uncheck the Require server verification (https:) for all sites in the zone option to enter all the addresses.
Frequently Asked Questions Help and Support
Microsoft Update Catalog
view basket (0)
RSS "CH340"
  Title Products Classification Last Updated Version Size
wch.cn - Other hardware - USB-SERIAL CH340 Windows 7, Windows 8 Drivers 6/5/2017 n/a 74 KB 76468
wch.cn - Other hardware - USB-SERIAL CH340 Windows 8.1 and later drivers Drivers 6/5/2017 n/a 0 KB 0
wch.cn - Other hardware - USB-SERIAL CH340 Windows 8, Windows 8.1 and later drivers Drivers 6/4/2017 n/a 85 KB 87326
wch.cn - Other hardware - USB-SERIAL CH340 Windows 8.1 and later drivers Drivers 6/4/2017 n/a 88 KB 90380
wch.cn - Other hardware - USB-SERIAL CH340 Windows 8, Windows 7 Drivers 6/3/2017 n/a 0 KB 0
wch.cn - Ports - 1/30/2019 12:00:00 AM - 3.5.2019.1 Windows 10 and later drivers, Windows Server Drivers Drivers 7/25/2019 n/a 96 KB 98312
wch.cn - Ports - 1/30/2019 12:00:00 AM - 3.5.2019.1 Windows Vista, Windows XP 64-Bit Edition Version 2003 Drivers 7/24/2019 n/a 96 KB 98312
wch.cn - Ports - 1/30/2019 12:00:00 AM - 3.5.2019.1 Windows 10, version 1903 and later, Servicing Drivers Drivers 7/25/2019 n/a 0 KB 0
wch.cn - Ports - 1/30/2019 12:00:00 AM - 3.5.2019.1 Windows 10 and later drivers Drivers 7/25/2019 n/a 96 KB 98312
wch.cn - Ports - 1/30/2019 12:00:00 AM - 3.5.2019.1 Windows Vista, Windows XP 64-Bit Edition Version 2003 Drivers 7/25/2019 n/a 96 KB 98312
wch.cn - Ports - 1/30/2019 12:00:00 AM - 3.5.2019.1 Windows Vista, Windows XP, Windows 2000 Drivers 7/25/2019 n/a 0 KB 0
wch.cn - Ports - 1/30/2019 12:00:00 AM - 3.5.2019.1 Windows Vista, Windows 2000, Windows XP Drivers 7/24/2019 n/a 96 KB 98312
wch.cn - Ports - 1/30/2019 12:00:00 AM - 3.5.2019.1 Windows 10, version 1903 and later, Servicing Drivers Drivers 7/24/2019 n/a 96 KB 98312
If you have a pop-up blocker enabled, the Update Details window might not open. To open the Update Details window, configure your pop-blocker to allow pop-ups for this Web site.
Add Add All Remove Remove All
© 2020 Microsoft Corporation. All Rights Reserved.|privacy|terms of use|help