System Performance
The latest System Performance coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft’s Copilot Now Offers a Windows 11 System Health Report, But It Still Can’t Diagnose Problems
Microsoft is giving Windows 11 users a new way to check on their PC’s basic health without digging through menus. A feature called PC Insights has started rolling out to U.S. users, delivering a...
Windows 11 Gets Snappier Shell, Shared Audio, and Multi-App Camera in Optional KB5089573 Update
Microsoft has pushed out a new optional cumulative update for Windows 11 that promises to make everyday interactions feel faster and more fluid while unlocking new multitasking capabilities for audio...
Windows 11’s Media Player Ramps Up RAM Usage to 377MB—and Still Lacks Essential Codecs
Third-party testing has revealed that Microsoft’s modern Windows 11 Media Player idles at nearly 377 MB of RAM—over triple the 103 MB consumed by the legacy Windows Media Player under identical...
Windows 11 KB5094126 Update Turbocharges Start and Search with Low Latency Boost
Microsoft's June 2026 Windows 11 cumulative update, tracked as KB5094126, brings a notable under-the-hood performance tweak that many users will appreciate instantly: a low latency profile that...
Windows 11’s June Update Adds a Stealth CPU Boost — and Three More Features You Should Know About
Microsoft’s June Patch Tuesday release for Windows 11 isn’t just a bag of security fixes. KB5094126, now rolling out to versions 25H2 and 24H2, quietly begins enabling a set of experience-focused...
Microsoft's May 2026 preview update delivers AI features and a hidden boot-partition warning
On May 26, Microsoft released KB5089573, an optional non-security preview update for Windows 11 versions 24H2 and 25H2. The update moved supported PCs to builds 26200.8524 and 26100.8524...
2026 Windows Service Tuning: Safe to Disable vs. Must-Keep
Every year brings a fresh wave of Windows optimization guides urging users to gut a half-dozen services for a speed boost. In 2026, that approach is riskier than ever. The operating system has grown...
Windows K2: Microsoft Deprioritizes Copilot, Prioritizes Speed and Stability in 2026
Microsoft is reportedly preparing a major course correction for Windows 11, one that directly addresses the growing chorus of complaints about forced AI integrations, sluggish system performance, and...
Windows 11 RAM Optimizer Backlash Reveals Trust Crisis Over Microsoft’s Bloat
A TechRadar writer’s week-long experiment with a third-party RAM optimizer has reignited the long-simmering debate over Windows memory management—and it comes just as Microsoft itself is...
Microsoft’s K2 Initiative Targets Windows 11 Shell Speed, Update Discipline, and Gaming Punch
Microsoft began signalling a major quality-over-quantity reset for Windows 11 this week, according to a report from Ukrainian outlet Mezha. The internal program, codenamed K2, is not a single release...
Windows 11’s stealth quality reboot: Inside Microsoft’s K2 project to fix speed, AI clutter, and trust
Microsoft has launched a year-long internal initiative called Windows K2 to fix the performance, reliability, and AI overload that have fueled Windows 11 complaints since launch, according to new...
Cut Taskbar Clutter, Boost Speed: 10 Built-In Windows 11 Tweaks
Windows 11 ships with several default settings that can make your desktop feel cluttered, slow, or less personal than it should be. While Microsoft's latest operating system has improved...