Performance Improvements
The latest Performance Improvements coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft Begins Rollout of New Start Menu for Windows 11 24H2 and 25H2 in July 2026
Microsoft confirmed today that the redesigned Start menu for Windows 11, first teased in early 2025, will begin rolling out to devices running version 24H2 and 25H2 starting with the July 2026 Patch...
Windows 11 February Preview Builds Swap AI Glitz for Tangible Speed Gains and Taskbar Polish
Microsoft’s latest Windows 11 preview builds, shipped to the Release Preview channel in February 2026, mark a deliberate pivot away from headline‑grabbing AI features toward fixes that users feel...
Microsoft Teams cuts chat lag 20%, slashes iOS/Mac hangs 35% in 2026
Microsoft is slashing the time it takes to switch between chats in Teams by 20 percent, a long-requested improvement that aims to make the collaboration hub feel snappier on all devices. In the first...
Windows 11 File Explorer Bulk Delete Now 30% Faster in June 2026 Update
Microsoft has finally tackled one of Windows 11's most persistent annoyances: File Explorer sluggishness. In a Windows Insider Preview build rolling out to the Dev Channel in June 2026, the company...
Windows 11 KB5089573 slashes Start, search, Action Center lag by 70% with new thread boost profile
Microsoft dropped the optional KB5089573 preview update on May 26, 2026, bringing a subtle but significant performance tweak to Windows 11 versions 24H2 and 25H2. Under the hood lies a new "low...
Windows 11 KB5077241 Preview Update: Taskbar Speed Boost & Sysmon Security Integration
Microsoft's February 2025 preview update for Windows 11, KB5077241, represents a significant step forward in both performance optimization and enterprise security, delivering tangible improvements...
Windows 11 2026: Microsoft's Performance-First Pivot After AI Feature Backlash
Microsoft is engineering a significant strategic shift for Windows 11 in 2026, moving from a feature-first development approach to prioritizing performance, stability, and reliability fixes after a...
Microsoft's 2026 Windows Repair Plan: Performance Over Features After AI Push
Microsoft's recent public acknowledgment that \"we need to improve Windows in ways that are meaningful for people\" represents more than just corporate messaging—it's a significant strategic pivot...