This guide to finding lost files in Mac OS X is essential reading for anybody who works on a Mac. Learn how to quickly find any missing file on your Mac and you'll get things done much faster.

If you open an attachment from within your email program and then save it, the file may seem to have disappeared. Similarly, files you download from the web can be hard to find if you don't know ...

To control what shows up in these results, open iOS Settings and choose Search. If that doesn’t turn up the file you’re after, head to the Files app that comes preinstalled on iOS.