To file taxes for previous years, you will need to purchase the corresponding years' tax software. You can access the TurboTax Software for 2016 using this link- https://turbotax.intuit.ca/tax/software/prior-year-taxes?utm_source=google&utm_campaign=dsa_en&gclid=EAIaIQobChMIgtDGn8HU_QIV_2tvBB0Beg7EEAAYASAAEgLnDvD_BwE&gclsrc=aw.ds#tax-year-2016
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