Remove WSUS Settings Manually
Regedit:
HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\
Delete the registry key WindowsUpdate
Reboot
Regedit:
HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\
Delete the registry key WindowsUpdate
Reboot
Or uninstall update using command prompt:
wusa /uninstall /kb:5000802
Or for Windows 10 version 1909
wusa /uninstall /kb:5000808