XP Mode, in theory, gives the new OS 100 per cent backwards compatibility with its ubiquitous ancestor. But what is it, how does it work and is it really the magic bullet it claims to be?

What Is Compatibility Mode in Black Myth: Wukong? Not every PC is made equal, so Game Science is giving players the option to take some of the load off. Compatibility Mode turns off features made ...

What does compatibility mode actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

Hello,Is it possible to get the "Compatibility Mode" tab, located on the file properties page to display for EVERY user, including restricted ones ?The reason is that we have some applications ...

Opinion: What is the real compatibility picture for Windows Vista? It's hard to tell with no public sighting of a compatibility list. Microsoft is pushing virtualization—but the acceptance of ...

OPINION: Microsoft needs to start answering questions about Windows XP Mode security. Earlier today Larry Seltzer asked smart questions about XPM security. Microsoft needs to answer them.

Do you have a list of sites that don't work well with Microsoft's Internet Explorer 11? A new Enterprise Mode could solve your problem, but you'll probably never see it.

Select the Compatibility tab. Select the Run This Program in Compatibility Mode option. From the drop-down list, choose the operating system you ran before upgrading to Vista.