Microsoft is rolling out Xbox mode to all Windows 11 PCs, bringing a full-screen Xbox PC app interface similar to Steam's Big Picture Mode. "Some players in select markets will be able to download the Xbox mode experience today, with availability expanding to more players in those markets over the next several weeks," says the Xbox team. The Verge reports: Xbox mode aims to try and bridge the gap between Xbox consoles and Windows, but its original debut felt like a beta on the Xbox Ally devices. "Since first introducing Xbox mode, formerly known as 'full screen experience,' on Windows handhelds, we've been listening closely to player feedback and continuing to evolve the experience across devices," says the Xbox team. "Those learnings directly shaped Xbox mode on Windows 11 PCs." Microsoft is also rolling out improvements to the Xbox Ally X handheld today, including a preview of its Auto SR upscaling technology.…