If YTD Pro v7.3.0.1 launches but behaves like the free version (throttled speed, ads, no simultaneous downloads), the issue is likely registry-based.
Support for up to 8K resolution downloads, compared to the standard HD limit in free versions. YTD Video Downloader Pro v7.3.0.1 Fix
: Widely cited as a secure and feature-rich alternative. If YTD Pro v7