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 ...

If you are seeing “Microsoft Office cannot open this file because the .zip archive file is an unsupported version”, then check the following solutions to resolve the issue. Update Office Change the ...

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 ...