windows 11 check tools

Built-in Diagnostic Commands

• System File Checker: Press Win + R, type cmd, press Ctrl + Shift + Enter, type sfc /scannow, and press Enter to scan and fix broken system files.
• System Health Report: Press Win + R, type perfmon /report, and press Enter to get a full 60-second analysis of your computer’s performance and hardware issues.
• Memory Check: Press Win + R, type mdsched.exe, and choose to restart immediately to check your RAM for hardware failures.
• Component Repair: Open admin Command Prompt and run DISM /Online /Cleanup-Image /RestoreHealth if system files fail to repair