Other SLOW_PCHigh

Computer is running very slowly

A slow computer operates with delays, programs freeze, and systems take a long time to boot. The main causes are memory overload, background processes, viruses, or outdated hardware.

Updated at February 11, 2026
10-20 min
Medium
FixPedia Team
Применимо к:WindowsmacOSLinux

If your computer is slow, it manifests as long boot times, frozen applications, and sluggish system performance. The main causes are memory overload, background processes, viruses, or outdated hardware.

Below are quick ways to fix it.


Method 1: Checking Background Processes

  • Windows: Task Manager → Processes
  • macOS: Activity Monitor → CPU/Memory
  • Linux: top / htop

Close unnecessary programs and processes.


Method 2: Restarting the System

  • A simple restart frees up resources
  • Resolves frozen processes

Method 3: Disk and Memory Cleanup

  • Remove temporary files, cache, and unnecessary programs
  • Windows: Disk Cleanup
  • macOS: Storage Management → Reduce Clutter
  • Linux: remove unnecessary packages

Method 4: Virus Check

  • Run a system antivirus scan
  • Remove detected threats

Method 5: Hardware Upgrade

  • Add RAM
  • Replace HDD with SSD for faster boot times
  • Clean dust to prevent overheating

Conclusion

Most often, closing background processes, cleaning the system, and restarting helps. If the PC remains slow, consider upgrading hardware and checking for viruses.

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