If you are not able to see BETA_4.3 update available in the Update section, please go to Extensions > Manage > Update Sites and press Rebuild in top left menu. Than repeat the update process from the video.
We have made a lot of effort to make sure that our Angular backend app used the native Joomla translation system and we have tried our absolute best to track down every translatable string in CommerceLab products.
What's different about Pro2Store V2 aka CommerceLab Shop?
We fixed everything we could find that was broken! Honestly there's just to many changes to list.