Hello, thank you for reaching out to Microsoft Q&A.
May I please know the exact error message you receive when installing the latest Windows Updates - KB5079473 (OS Builds 26200.8037)?
Have you tried running the Windows Update troubleshooter and System File Checker Utility Scan already?
To run the troubleshooter - Go to Start > Settings > System > Troubleshoot > other Troubleshooters > Windows updates > Click Run.
Once the Troubleshooter is finished running, restart your computer and install the updates.
System File Checker Utility scan-
Open Command Prompt as Administrator.
Execute the commands one by one below and click enter.
Dism /Online /Cleanup-Image /ScanHealth
Dism /Online /Cleanup-Image /CheckHealth
Dism /Online /Cleanup-Image /RestoreHealth
sfc /scannow
Once finished, restart your computer and install the updates.