1. Use a reputable antivirus program to scan and remove any malware, viruses, and other malicious software.
2. Uninstall programs you don’t use anymore.
3. Clean up your hard disks by removing temporary files, emptying your recycle bin, and defragmenting your drive.
4. Update your Operating System and all of your programs regularly.
5. Reduce the number of startup programs; disable programs that are not necessary.
6. Adjust your visual effects settings to optimize performance.
7. Disable any unnecessary background services.
8. Use a lightweight theme or third-party application to reduce burden on system resources.
9. Upgrade your hardware components if needed.
10. Use a PC optimizer program to speed up your computer.