Mac: Apple Mail isn't exactly the greatest email app out there, but it's serviceable and gets the job done for most people. That said, one common problem is slowness, which App Factor suggests fixing by cleaning up the mail database now and again.

For some reason, iOS 10's Mail app changed how email threads work. Now, the oldest message appears at the top, which doesn't really make sense for most of us, unless you really love scrolling through large blocks of text for fun. Macworld shows off how to fix it.