Every file that we have saved on our computers has a particular extension. The file extension is added at the end of the filename followed by a dot (.). It tells the operating systems about the ...

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 ...

When you open certain file types in Windows 7 or Vista, such as an Outlook email attachment, Windows displays a warning message about opening a file from an untrusted source. If you trust the sender ...

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 you ...

This is one of the easiest ways to change a file type on Windows 11/10. You just need to right-click on the file you want to change the type and rename the file type too in the process. There is no ...

It’s been several years since Microsoft introduced a new document format in its Office 2007 suite called .Docx, but still, many people seem to wonder what .docx file is and how to open, read, and edit ...

A .CWK file is an extension applied to Apple Works files. It applies to spreadsheet, presentation or word-processing files created with Apple Works. With the advent of the Lion Mac operating system, ...

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 ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Being unable to open files as usual is one of the most frustrating ...

Kayode Oluwatayo is an Evergreen Author at Android Police. He covers how-to guides and detailed explainers about Android, smartphones, apps, and various tech topics. With almost half a decade of ...