I had a similar issue few days ago, but managed to do it with downloading my youtube account cookies with Chrome extension https://chrome.google.com/webstore/d

I had a similar issue few days ago, but managed to do it with downloading my youtube account cookies with Chrome extension https://chrome.google.com/webstore/detail/get-cookiestxt/bgaddhkoddajcdgocldbbfleckgcbcid https://chrome.google.com/webstore/detail/get-cookiestxt/bga... This is the command I have used: ./youtube-dl -f best -a test.txt --cookies ./youtube.com.cookies -a test.txt - i had a bunch of URL in text file.