There are several quick and easy steps you can take to make Mac run like new 1) Restart your Mac to clear system cache and refresh its resources. 2) Delete unnecessary apps that are taking up space and resources. 3) Regularly update your apps and macOS to ensure you have the latest features and security patches. 4) Clear cache files to free up storage space and enhance browsing performance. 5) Run First Aid utility to identify any potential hardware issues with your storage. 6) Deactivate unnecessary login items to prevent resource consumption at startup. 7) Declutter your Mac by removing unwanted files, apps, and programs.