While the Control Panel is still around (and probably will be for a long time), you don't need to use it. Microsoft wants you to use the Settings app, and I'm inclined to agree, even if you still ...

Microsoft has been bleeding the Windows Control Panel for several years. However, some options can still only be selected via the Control Panel.

Microsoft has tried to dumb down its Control Panel with a simple UI over the years, rather than a list of options, but there’s still a number of settings that don’t exist in the new PC Settings app.