...and if the account, not expected to be used going forward, has any older already-filed tax returns in it....then download the PDFs for them now, and back up to a USB flash memory stick. TTX removes one year's PDF files as each year progresses... so that right now, only the years back to 2017 or 2018 are available as PDF files anymore, and nothing before then.
____________*Answers are correct to the best of my knowledge when posted, but should not be considered to be legal or official tax advice.*
