Restart the laptop
Clear browser cache in your web browser settings
Delete temporary files using Disk Cleanup or Storage settings
Clear system cache from the temporary files folder
Empty the Recycle Bin
Clear app cache from individual app settings
Remove cached files from Windows Update cleanup
Clear DNS cache using Command Prompt
Clear thumbnail cache using Disk Cleanup
Uninstall unused apps and remove leftover cache files
Run a storage cleanup tool
Delete downloaded files you no longer need