Microsoft introduced the DOCX format, which ends with the extension .docx, in 2007 as an upgrade to its popular word-processing program, Word. DOCX files' incompatibility with earlier versions of Word ...

Every few years, Microsoft updates the file format used by Word, creating untold havoc in the process. So what happens if, say, a client sends you a Word 2007 file and you're still plugging along with ...

If you've been accustomed to opening files from newer versions of Microsoft Word in older versions of the software, the error messages you see when you try to open ...