What steps should I take to improve my computer’s performance?

1. Clean up your disk by removing unnecessary files and programs.

2. Disable any unnecessary startup programs.
3. Update your operating system, software and drivers.
4. Run a disk defragmenter to optimize file position on hard drive.
5. Remove malicious software and viruses.
6. Add more RAM if possible.
7. Use a reliable registry cleaner to clean your registry.
8. Keep your PC cool by ensuring it has adequate airflow.
9. Use a HD cleaning tool to remove outdated junk files.
10. Run a thorough anti-virus scan of your system.