When your operating system forgets to associate the PSD files you build in Adobe Photoshop with the application you use to create them, the wrong program launches each time you try to open your ...

Need to use third-party programs to open files on your PC? Here's how to change file associations in Windows 10 and choose which apps open which file types.

A reader would like to know how to change the default program his computer uses to open .jpg files when he double-clicks on a photo file. Most computers will use their operating system’s default ...

When you double-click on a file in Windows 8, Windows will automatically open that file using a program that has been associated with that file's extension. There may come a time, though, that ...

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 ...

Windows makes it easy for you to open up these files by setting up default programs for each file type -- images files, for example, will open by default in the Windows 10 Photos app.

How to stop Safari from opening links or files when you use a different Mac browser Some users report that Safari opens even when they've changed their default surfing app.