Since iMovie isn't available, the best "ending" to this story is choosing a legitimate, free video editor designed for Windows. These provide similar ease of use without the security risks:
The official successor to Windows Movie Maker. It is built into and offers a simple, timeline-based editing experience similar to iMovie. DaVinci Resolve
A popular, free editor that mirrors the user-friendly interface of mobile apps. It offers robust effects, transitions, and auto-captioning tools.
Explain how to any suspicious files you may have already downloaded
Check your to see which editor will run smoothest
