Understanding file formats and compatibility

…Well, the good news for…anyone migrating from Office 2007 to 2010 is that the file formats have not changed.…So, here in Word for example, when we create documents and…save them in the default format, they will be saved with the .docx extension,…the same extension we saw in Word 2007.…That being said, there are new features.…And we want to make sure we're compatible with people who may be…using earlier versions of Word, especially for sharing documents with them.…So, let's open up a file.…

We'll go to the File tab and if you have the exercise files, click Open and…navigate to the Chapter two folder of those exercise files.…You'll notice at the very top we have two documents that appear to…be the exact same, NoObstaclesBio1.…As we we move across though, you could see the types are different.…And all that means is the first one,…which is a Word 97 to 2003 document, uses the old .doc extension.…The second one,…which is the exact same file with the same content, uses as the new extension .docx.…

That's what we use in Word 2007 and here in Word 2010.…