First get a Google Takeout of everything as a backup. You can transfer your email to a standard Gmail account via imap (I used to use maildirsync but https://i

First get a Google Takeout of everything as a backup. You can transfer your email to a standard Gmail account via imap (I used to use maildirsync but https://imapsync.lamiral.info/ https://imapsync.lamiral.info/ seems like it may work). For Drive, just share all your documents with your new standard Gmail account.