Let me show you how to download a copy of your 2015 return. See attached link that explains how to download a copy of last years' (2015) return:
**Please note If you're using Federal Free Edition for your 2016 taxes, you can get access to all prior-year returns that were filed under the same login by upgrading and completing your PLUS purchase.
https://ttlc.intuit.com/replies/5574744