SAVE YOUR TAX RETURN !
EVERY year before mid-October you should save a copy of your tax return as a pdf and print a copy of it for your records. That way you will not be searching online frantically when you need it for a lender, FAFSA forms, your next tax return, etc.
https://ttlc.intuit.com/questions/1900937-why-should-i-save-a-pdf-copy-of-my-return
NOTE: TurboTax and the IRS save returns for seven years. Returns older than seven years are purged.
Yes, you should still save a copy of your tax return even if you can't print it.
Here's how to do it:
If you also want to save a copy of the .tax file, here' how to do that:
The .tax file can only be opened in TurboTax software, but it's good to keep both in case you need to amend the return later.