[mothered]

They are once again asking for me to upload a video with my product, the S/N and the support (ticket) (number on a paper) via Google Drive.
Just uploaded a corrupted MP4 file.
Let's see!

That's typical of Logitech.

No doubt they'll request It again, so send It In a different file format and keep repeating the process. This gives the Impression that you're doing everything on your end to resolve the matter.