System Diagnostics
The latest System Diagnostics 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...
AppControl Brings 3-Day Performance Tracking and Privacy Alerts to Windows 11 and 10
Windows users now have a powerful new ally in the battle against mysterious PC slowdowns and unwelcome privacy invasions. AppControl, a free utility for Windows 10 and 11, logs every running process,...
AppControl for Windows: 72-Hour Historical View Beyond Task Manager
Task Manager tells you what’s happening right now. AppControl tells you what’s been happening for the past three days. That’s the core pitch behind a new free utility from developer Jon...
ERR.exe: Microsoft's Hidden Tool for Decoding Windows Error Codes (Win32, NTSTATUS, HRESULT)
Windows error codes appear as hexadecimal gibberish to most users—0x80070005, 0xC0000005, or 0x80004005 flash on screens during crashes, failed installations, or system errors. These codes...
How to Check VRAM on Windows 11: 4 Methods & Why It Matters for Gaming & Performance
Knowing how much video RAM (VRAM) your Windows 11 PC has is a tiny piece of information that can save you hours of troubleshooting — and a bad purchase — when a game, video editor, or 3D app...
Generate a 60-Second Windows PC Health Check with perfmon /report
When your Windows PC starts dragging its feet, opening Task Manager often feels like the first logical step. You scan through processes, check CPU and memory usage, and maybe even peek at disk...