Hi! Try Folx. There is an interesting article in which everyone tells in detail how to fix the error. https://www.torrent-client-mac.com/utorrent-alternative/macos-catalina/
You can try Folx. On a MacBook, this is the best option. https://www.torrent-client-mac.com/utorrent-alternative/utorrent-64-bit-mac/
Hi! Recommend try VideoDuke. Nice app https://www.video-downloader-mac.com/dailymotion-downloader/download-dailymotion-videos/
Recommend try SyncMate. The app is paid, but worth it. https://www.sync-mac.com/list-of-mac-synchronization-software.html