Add Yahoo as a preferred source to see more of our stories on Google. This guide explains how to change the file extension in Windows 11. It also clarifies the distinction between file extensions and ...

Changing file formats in Windows 11 can be done via File Explorer for quick swaps. Command Prompt offers a trickier method to alter file extensions, but it must be done carefully. Compatible apps like ...

While the launch services in OS X use file name extensions to associate files with various applications, generally users do not need to interact with these extensions and the system keeps them hidden ...

February 9, 2012 Add as a preferred source on Google Add as a preferred source on Google Windows' Save As dialog can be a little annoying. If you want to use a certain file extension, you have to pick ...

The problem can occur when the Word file you are trying to open has a different file extension than the file you are attaching. It happens when you convert the file manually. There can be other ...

When you open files that have a particular file extension, Windows will look at its configuration to determine what the default program should be in order to work with these files. The default program ...

When you double-click on a file in Windows XP, the operating system will automatically open the file using a program that has been is associated with the file's extension. It is possible, though, to ...

Automator is an OS X utility that allows you to construct small applications, or "workflows," that automate repetitive tasks for you. For advanced users, writing scripts to use in Automator can save a ...

What steps do I need to take to change the default action on Windows XP and Windows 7 when someone tries to open a CHM file? I want the file extension to be associated with notepad.exe for ALL users.

Certain annoying types of malware stop your antivirus program from running (stopping you from removing the malware). If it's of the less intelligent variety, you can outsmart the virus by changing ...