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 ...

If you work on a Mac OS X computer in your office and receive DOCX documents created by Microsoft Office on a Windows computer, you can use Pages to open the documents. Pages '09 works with DOCX ...

Another version of https://www.pcworld.com/tags/Microsoft+Office.html, another set of file-compatibility hassles. (No, really, thanks a ton, Microsoft.) Office 2007 ...

Have you ever noticed how your computer knows which program to open when you double click on a file? It doesn’t always know but most of the time it does. When it doesn’t know, your computer will ask ...