This topic describes how to uninstall a system patch from the guest OS of a Windows instance.
Procedure
- Connect to the ECS instance remotely.
For instructions, see Select a method to connect to an ECS instance.
- Press Win+R to open the Run dialog box, or right-click the Start menu and select Run.
- Enter cmd and click OK to open the Command Prompt window.
- In the Command Prompt window, run the wusa /uninstall /kb:XXXXXX command, where XXXXXX is the Knowledge Base (KB) number of the patch, and press Enter.