May 16 2019 09:41 PM
Yesterday cumulative update for Windows 10 1809 KB4494441 was successfully installed.
And it was successfully installed again, tonight.
Why was it successfully installed twice?
May 17 2019 04:05 AM
SolutionI do not know why, but that was reported as a known issue at following web site.
May 14, 2019—KB4494441 (OS Build 17763.503)
It's also said "No action is required on your part"