Yes, you must amend the return and take depreciation allowed even if it runs at a loss.
You can download the 2016
amendment software for Windows at the following link.
https://turbotax.intuit.com/personal-taxes/cd-download/amend/ty16/
You will also need the
.tax2016 data file for your online tax return. As soon as you sign in to your
TurboTax Online account you should see a link that says "Download your
.tax file." If you don't see that, the instructions in the following FAQ
should work.
https://ttlc.intuit.com/questions/1900748-how-do-i-get-a-copy-of-a-return-i-filed-in-turbotax-online
https://ttlc.intuit.com/replies/6409443
