I had the same problem but a fix someone on Github mentioned works for me.
Go to your Settings (in LibreTube) > Audio and Video and enable both 'Use HLS' and 'LBRY HLS'. That fixed it for me. Hope it works for you, too!
An alternative frontend for YouTube, for Android.
https://github.com/libre-tube/LibreTube
I had the same problem but a fix someone on Github mentioned works for me.
Go to your Settings (in LibreTube) > Audio and Video and enable both 'Use HLS' and 'LBRY HLS'. That fixed it for me. Hope it works for you, too!
I've done that and it's working
it's been "dead" for me for quite a while now. Newpipe keeps playing videos while I can't make LibreTube play anythin