Every browser offers an incognito mode that provides an extra level of privacy when you're browsing the web. However, it might not be quite as effective as you think it is. There are times when it's useful—and times when it's no use at all.

Since the Apple Watch first went on sale in April 2015, it's thought that well over 200 million of them have been bought. Yet not one has found its way onto my wrist. And unless it gets a major revamp in its second decade, I don't see that changing.

Although it's nice to start afresh with a new or newly reset Mac, there are several essential changes that I make every time. It's good to have mainstays like the dock, trackpad gestures, and hot corners set up as you like (while disabling some of macOS more irritating features).