1. Run the Disk Cleanup utility to clear out temporary and unnecessary files.
2. Uninstall any programs or apps that are no longer in use.
3. Check for viruses and malware, then run a full virus scan.
4. Update your operating system and all other software regularly.
5. Disable any background processes and programs you don’t need.
6. Use an SSD (Solid State Drive) for your main drive, if possible.
7. Add more RAM (Random Access Memory) if needed.
8. Utilize disk defragmentation utilities.
9. Implement a lightweight antivirus program.
10. Adjust the amount of RAM used by applications.