In case your computer is running slow, that can be very frustrating and delay your work. Don't worry, there are several methods that you can take to speed up computer.
1. Delete Unnecessary Files
2. Run Disk Cleanup
3. Uninstall Unused Programs
4. Add more RAM
5. Stop background processes
6. Defrag hard drive
7. Adjust visual effect
8. Clean out computer ventilation
9. Scan and remove malware
10 Refresh operating system installation

For more read - https://perfectio.net/how-to-speed-up-my-computer/