If you receive Windows Update error 80070422 while downloading updates, you might need to change the Windows Update service settings, and then restart the service.
The Windows Update Troubleshooter is available that fixes some problems with Windows Update, and it might resolve this error for you.
If that doesn't work, try the following steps.
To change or restart the Windows Update service
You must be logged on as an administrator to perform these steps.
1.Open Administrative Tools by clicking the Start button Picture of the Start button, and then clicking Control Panel. In the search box, type administrative tools, and then click Administrative Tools.
2.Double-click Services. Administrator permission required If you're prompted for an administrator password or confirmation, type the password or provide confirmation.
3.Click the Name column heading to sort the names in reverse order. Find the Windows Update service, right-click it, and then click Properties.
4.On the General tab, next to Startup type, make sure that Automatic is selected.
5.Next to Service status, check to see if the service is started. If it is not, click Start. Administrator permission required If you're prompted for an administrator password or confirmation, type the password or provide confirmation.
If you continue to see this error, go to the Microsoft Answers website for more assistance.
Error codes this applies to: