1. Close unused applications and disable unnecessary startup programs.
2. Clear browser caches, history, and other temporary files.
3. Update your operating system and drivers regularly.
4. Defragment your hard drive.
5. Clean up and optimize your registry.
6. Scan for malware and viruses.
7. Tweak your PC’s virtual memory.
8. Adjust your power settings and use sleep mode.
9. Install and use a good antivirus program.
10. Uninstall unnecessary programs or applications.