To remove the last two Microsoft security updates, you can follow these steps:

1. Open Settings:
   • Click on the Start button and select the Settings cog.
2. Navigate to Update & Security:
   • In the Settings window, click on Update & Security.
3. View Update History:
   • Click on View update history.
4. Uninstall Updates:
   • Click on Uninstall updates at the top of the window.
5. Select Updates to Uninstall:
   • In the Control Panel window that opens, find the two most recent updates under the Microsoft Windows section.
   • Select each update and click Uninstall.
6. Confirm Uninstallation:
   • Follow the prompts to confirm the uninstallation of each update.

Alternatively, you can use PowerShell or Command Prompt to uninstall updates:

1. Open PowerShell or Command Prompt as Administrator:
   • Search for PowerShell or Command Prompt in the Start Menu, right-click, and select Run as administrator.
2. List Installed Updates:
   • Type the following command to list all installed updates:wmic qfe list brief /format:table
3. Uninstall Specific Updates:
   • Identify the updates you want to remove and use the following command to uninstall them:wusa /uninstall /kb:UpdateID
   • Replace UpdateID with the actual KB number of the update.

If you encounter any issues or need further assistance, feel free to ask!