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How to Fix a Slow Windows 11 PC

Three reliable fixes when your Windows 11 PC feels sluggish — disable startup bloat, free up disk space, and scan for malware.

Updated July 29, 2026 5 viewsBy FixHiv Team

Symptoms

  • Slow startup
  • Programs freezing
  • High CPU usage

Solution 1: Disable Startup Apps

Open Task Manager → Startup Apps and disable everything you don't recognise or don't need on boot.

Solution 2: Free Disk Space

Keep at least 20% of your system drive free. Use Settings → Storage → Cleanup recommendations and remove temporary files.

Solution 3: Scan for Malware

Run Windows Security → Virus & threat protection → Full scan and remove anything flagged.

Still slow after these steps? It may be a failing drive or RAM. Talk to a FixHiv expert below.

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