Note: We have included screenshots of Excel. However, if you want to make the change in Word or PowerPoint, you must follow the same steps. The list of file extensions will be different as per the app ...

Microsoft uses file associations to set default programs for opening different file types on all its operating systems. As a result, when you open a file, be it text, image, or document, on your ...

Apple's HEIC file format does not always play well with others. Here's how to convert HEIC to JPEG on iPhone, without any third-party apps.

A file extension, or file name extension, is the letters immediately shown after the last period in a file name. For example, the file extension.txt has an extension of .txt. This extension allows the ...

In the Mac OS it is possible to change the default program the operating system will use to open a file when you double-click on it. After you have changed this file association, though, you may want ...

Android is a powerful and versatile operating system, but it can also become cluttered and confusing over time. One way this can happen is with default app settings. When you first install an app, it ...

A file extension is a suffix that is added to the end of a file name after a dot. It is usually two to four letters long. File extensions help Windows and other operating systems to know the standard ...

An outline of the most important file formats for digital photographers and how best to use them. An outline of the most important file formats for digital photographers and how best to use them. When ...