I found this warning
" Always remember to shut off the auto update function once you have filed your returns and do not do any updates unless you have safeguarded the PDF & .taxfiles to a removable storage unit for safekeeping. Click on ONLINE then Update Preferences.... don't be afraid to click on all the menu headings to find all the goodies that are hiding. "
on this page https://ttlc.intuit.com/community/taxes/discussion/i-used-the-turbo-tax-desktop-software-but-cannot-...
