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 ...

A bug in version 2409 of Microsoft 365 can cause Word documents to be deleted instead of saved, Microsoft has warned. The bug affects files that contain the # character or have file extensions in ...

A PDF — which stands for Portable Document Format — is an open standard document file extension created by Adobe. It has gained popularity in recent years because of the ease of use it affords the ...