Saving completed games from Chess.com to ChessBase


Did you actually try it using a browser? Perhaps you didn't understand that they meant using a computer and not just the browser app that you can use on your phone.
If you tried it on a normal Window computer, you would have seen that it is easy to generate a pgn file from your archive using the browser. You open the game and click "Get PGN".
Using file associations, you can have your computer open the file in Notepad or some GUI program like Arena. You can also copy and paste the file into the forum editor here and make snazzy diagrammed and commented posts.

Thank you! I have managed it on my Windows PC. I was trying to do it with the browser on my Samsung tablet. I guess my next cha

Thank you! I have managed it on my Windows PC. I was trying to do it with the browser on my Samsung tablet. I guess my next cha