Click “Change date and time…” to make your changes. If you’re working from the Windows 8/8.1 Modern interface with its tiled screen, a few more steps are required. Swipe in from the right, or point your mouse to the screen’s top right corner, to bring up the Charms bar. Choose “Control Panel,” then “Change date, time, or number formats” from …
https://www.techwalla.com/articles/how-to-change-the-time-on-your-computers-clock