Articles from May 2026
Browse all Windows news articles published in May 2026
Microsoft Exchange, Edge, Windows 11 Hacked at Pwn2Own Berlin 2026: AI Tools Also Compromised
Researchers at the Pwn2Own Berlin 2026 hacking contest successfully compromised multiple fully patched high-value targets, including Microsoft Exchange, Microsoft Edge, Windows 11, Red Hat Enterprise...
Stop Windows 11’s Distracting Auto-Brightness: Disable Content Adaptive Control
{ "title": "Windows 11 Content Adaptive Brightness: How to Turn It Off for Stable Display", "content": "Windows 11’s Content Adaptive Brightness Control can turn your laptop display into a...
Windows 11 May Update Fails on Full EFI Partition: Microsoft Deploys Rollback Fix
Microsoft confirmed on May 15, 2026, that the May security update for Windows 11, KB5089549, is hitting an installation wall on devices running versions 24H2 and 25H2 when the EFI System Partition...
Microsoft Switches .NET MAUI to CoreCLR by Default in .NET 11 Preview 4: Performance, NativeAOT, and What Developers Need to Know
Starting with .NET 11 Preview 4, .NET MAUI apps targeting Android, iOS, and Mac Catalyst will run on CoreCLR by default, Microsoft announced on May 13, 2026. The shift replaces Mono, the long-time...
Microsoft vs Palantir: Divergent AI Strategies Collide in Record Earnings Season
Microsoft and Palantir both kicked off 2026’s AI earnings cycle with results that silenced even the most skeptical analysts. But the numbers only tell part of the story. Peel back the revenue...
Windows 11 Build 26300.8493 Finally Lets You Move the Taskbar Anywhere
Microsoft has rolled out Windows 11 Build 26300.8493 to the Experimental channel, delivering a long-awaited feature: the return of a movable taskbar. The May 15, 2026 release also introduces a...
Excel Copilot's Persistent Floating Button Irks Users—Here's Why the Backlash Is Growing
Microsoft has begun rolling out a change to Excel in Microsoft 365 that turns the Copilot AI assistant into a floating button anchored at the bottom-right of every worksheet. The move, which shifts...
Xbox PC Achievements Now Show Console-Style Toasts for Handheld Gaming
Microsoft has begun testing a completely redesigned Xbox achievement experience for the Xbox PC app and Game Bar, bringing the familiar console-style toast notifications to Windows for the first...
Windows 11 May 2026 test build adds resizable Start, hides sections, moves taskbar anywhere
Windows Insiders in Microsoft's Experimental channel are now testing a trio of long-requested personalization features that could dramatically reshape the Windows 11 desktop experience. According to...
NTT DATA Acquires WinWire to Scale Azure Agentic AI for Enterprise
NTT DATA has signed a definitive agreement to acquire WinWire, a Santa Clara-based Microsoft partner specializing in Azure, data engineering, cloud-native development, and agentic AI delivery. The...
Pwn2Own Berlin 2026: Edge, Windows 11, Exchange Zero-Days Exposed
Three critical zero-day exploits against Microsoft products were demonstrated on May 14 and 15 at Pwn2Own Berlin 2026, held alongside OffensiveCon. Security researchers successfully compromised...
Excel Copilot Floating Button Sparks Outrage Over Missing Hide Option
Microsoft has begun rolling out a floating Copilot button in Microsoft 365 Excel, and it's already stirring significant backlash. The button, designed to give users quick access to AI features, sits...