To open the Control Panel from the Windows 8 Start Screen go to the Start Screen and type Control. When the search results appear click on the Settings category as shown below.

With Windows 8, Microsoft set out to simplify the user experience for a new touch-centric world. That meant shoving the old-school Control Panel into the background and bringing a new touch ...

Here's a handy tip to let you quickly access Control Panel via File Explorer ... This guide is focused on Windows 10, but note that the same steps should work on Windows 8.1 and Windows 7.