Windows 11 Insider Beta Build 26220.7859 (KB5077223) for 25H2 adds a Microsoft 365 upgrade option in Settings, plus taskbar and File Explorer fixes.

If you have a PC enrolled in the Windows Insider Program, you may have a new Windows 11 pre-release update to install.

My very first problem was one I've written about before: Linux isn't generally compatible with Arm-based machines. Alas, two of the spare machines I had hoped to use for this project are outfitted ...

I often call the 200-day moving average the key barometer of health when judging a stock. Above it – the patient is healthy. Testing it – we need to examine and wait for further evidence to confirm ...

An outage impacting Microsoft 365 users is "resolved" after thousands of users reported issues for several hours Thursday, Jan. 22. A few hundred are still reporting issues on Friday, Jan. 23.

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

As tech companies spend billions on artificial intelligence data centers and computer chips, fears of an AI bubble held privately by Wall Street traders and some Big Tech titans are beginning to pop ...

As utilities struggle to keep up with surging energy demand, they’re starting to turn to an unexpected tool: windows that insulate like walls. “Think of it like a thermos bottle in your walls,” says ...

Microsoft has quietly removed support for one of the oldest features in its media player, directly affecting users who still use physical discs on their computers. Without any prior notice, the tools ...

Microsoft Is Pulling the Plug in 2026: Windows 11 24H2, Office 2021, and More Are Losing Support Your email has been sent Microsoft is lining up a major round of goodbyes in 2026, and the list touches ...

Microsoft has essentially confirmed it is pulling the plug on Windows 11 SE, the specialized version of its operating system designed for K–8 classrooms. By the end of 2026, support for the ...

On October 14, 2025, Microsoft officially ended support for Windows 10. Although they gave users ample time to switch to Windows 11, millions still rely on Windows 10 and cannot upgrade to the new OS ...