You're looking for a report or information on downloading iMovie 10.3.3 DMG. Here's what I found:
In conclusion, iMovie 10.3.3 is a free video editing software update that brings bug fixes and performance improvements. You can download iMovie directly from the Mac App Store or Apple's support website. If you're looking to download the DMG file from a third-party website, exercise caution and ensure you're getting the file from a reputable source. Always verify the integrity of the file and keep your antivirus software up to date.
iMovie is a free video editing software developed by Apple, exclusively for macOS and iOS devices. Version 10.3.3 is an update to the software that brings bug fixes, performance improvements, and some new features.
We hope you’ll give the new products and updates a try. If you have an idea for improving our products or want to vote on other user ideas so they get prioritized, please submit your feedback on our Community platform. And if you have any questions, please feel free to ask in the Community or contact our Technical Support team.