Last year my accountant did my taxes using Turbo Tax. She sent me the file. How can I open in with my online version of Turbo Tax?

This FAQ has instructions on how to transfer your information (personal details, carry forward amounts, etc.) from your previous year's tax return in TurboTax Online: https://turbotax.community.intuit.ca/community/importing-transfering/help/in-turbotax-online-how-do-i-transfer-my-information-personal-details-carry-forward-amounts-etc-from/00/873503

Please note that you must be using  a paid version of TurboTax Online to be able to transfer info.