: If you have a Solid State Drive (SSD) instead of a traditional hard drive, you should generally not defragment it , as it doesn't improve performance and can shorten the drive's lifespan. Windows typically handles SSD optimization (TRIM) automatically.
Are you using a or an SSD , and are you experiencing specific speed issues ? Auslogics Disk Defrag - Download and install on Windows
: Reviewers from Lifewire also highly recommend Piriform's Defraggler as a top-tier free alternative.
: Windows includes its own "Defragment and Optimize Drives" utility that is free and requires no third-party installation.
If you are looking to optimize your computer's performance without the security risks, here are safer, official ways to use the software: Official Versions & Free Alternatives