This document explains how to change the system date and time in Windows 10
Note: You will need administrative rights on your computer to be able to change the date and time.
Computers connected to the internet should automatically adjust for daylight savings time.
Right-click on the time in the bottom-right of the screen and select Adjust Date/Time.
A window will open. On the left side of the window select the Date & time tab. Then, under "Change date and time" click Change
Note: Both Set time automatically and Set time zone automatically must be Off to make this change.
Enter the time and press Change