After a decade testing PCs, routers, and home networks, I know what causes slow speeds and can help you optimize your internet connection.

When it comes to cybersecurity, are we our own worst enemies? This past week showed us that you can patch software—but you ...

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Excel offers no such constraint. If someone is determined to enter bad data, they can simply paste values over a validated ...

These 21 AI productivity tools will speed up all kinds of workflows, helping you do more, faster than ever before.

If you use Excel 40 hours a week (and those are the weeks you are on vacation), welcome to the MrExcel channel. Home to 2,400 free Excel tutorials. Bill "MrExcel" Jelen is the author of 67 books about ...