How to fix Windows 7 vulnerability patch uninstallation failure

1. In the Start menu, click “Control Panel -> Programs”.

2. Open “ Programs and Features - "View Installed Updates".

3. Now all installed updates will be listed. Check out the "Installation Time" column to find the most recently installed updates. Select the update you want to uninstall, right click and select “Uninstall”.

(Note: After some updates, right click, there may be no "uninstall" menu popup. Because the update files are in order, if they are associated with other updates or programs, they cannot be uninstalled directly. )
You can install again after uninstalling
4. After the uninstallation confirmation window pops up, please press “yes  continue.

5. Don't worry, if you find it wrong later, you can still download and install this update again. Open “Control Panel System and Secure Windows Update", on the left side of the window, click “Check for Updates 

Users can refer to the steps described above when the uninstallation system vulnerability patch fails. I believe the problem can be solved quickly. In addition, the security of the vulnerability patch can better protect the security and stability of the system. It is recommended not to uninstall these vulnerability patches easily.