1. Uninstall unnecessary programs and delete their files. Use the Windows Control Panel for this.
3. Use a PC cleaning tool to scan for and delete temporary files, cached data and other unnecessary clutter.
4. Scan for malware and viruses with an antivirus program.
5. Perform disk cleanup to free up space.
6. Manually delete files from your downloads folder and other folders you keep files in.
7. Clean up system files with the Disk Cleanup tool.
8. Run the Disk Defragmenter utility to optimize your drive’s performance.