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Change power and sleep settings in Windows 10 Learn how to change the power and sleep settings in Windows 10 on both desktop and laptop computers. A detailed guide with a couple of simple steps. Discover how easy it is!
How to get help in Windows 10 Has Microsoft released an update that has left you confused? There are many different ways in which you can get help in Windows 10 - here are some of the best.
How to fix Flash not working in Chrome Learn how to fix Flash not working in Chrome so you can view web animations, webpages and games that use flash.

How to show file extensions in Windows 10

How to show file extensions in Windows 10 Can't see the file extensions in File Explorer? Here is how to show them in Windows 10. Learn how to how hidden files and folders as well. It only takes a couple of steps!

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What is a file extension?

A file extension is the characters after the last dot in a file name. For example, in the file name "winmail.dat", the file extension is "dat". It helps Windows select the right program to open the file.

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We have a huge database of file extensions (file types) with detailed descriptions. We hand pick programs that we know can open or otherwise handle each specific type of file.

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