hi leon,
the way i do it is through the app Telegram. You can save messages to a saved folder. Telegram also work on PC so if you save a file on your phone to telegram (saved messages) it will appear when you go to the Telegram on the PC. It is much easier than email as you can send large files.
https://www.dignited.com/25170/how-t...s-on-telegram/
cheers