Instead of risking your security with pirated versions, I recommend exploring the legitimate, safe ways to use Lightworks or comparable professional tools: Legitimate Ways to Get Lightworks
Downloading software through "cracks," "keygens," or "torrents" like the one mentioned in your subject line is highly discouraged because it poses significant security risks. These files are frequently used as bait to distribute malware, including ransomware, spyware, and trojans that can compromise your personal data and system health.
: The official developers offer a robust free version of Lightworks that includes many professional-grade editing tools. It is a great way to learn the software legally and safely.