1. Uninstall unnecessary programs and delete any files you no longer need.
2. Check for viruses and malware on your computer using an antivirus software.
3. Reduce the number of programs running in the background.
4. Update device drivers and operating system regularly.
5. Change power settings to high performance mode.
6. Defragment your hard drive.
7. Increase RAM and upgrade hardware when necessary.
8. Enable ReadyBoost if available.
9. Use a disk cleanup utility to clear out temporary files.
10. Disable visual effects that consume system resources.