Below you can find step-by-step instructions on how to set your computer time and timezone.
PC or Windows Computer
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.
Turn ON: “Set time automatically”
Turn ON: “Set timezone automatically”
On your Mac, choose Apple menu > System Preferences, then click Date & Time.
View the Date & Time tab
Locate the checkbox for “set date and time automatically”
if greyed out click on the Lock icon on the bottom of the screen to manually change.
Enable the “set date and time automatically” checkbox
Next, click on the Time Zone tab,
Check the box for “Set time zone automatically using current location”
Close the window.