Is your OS up to the task ?
Here are the system requirements to install Turbo Tax for MAC…..
https://ttlc.intuit.com/community/system-requirements/help/minimum-system-requirements-for-turbotax-...
See this TurboTax support FAQ for the problem:https://ttlc.intuit.com/questions/2899293-turbotax-for-mac-won-t-open-when-installedhttps://ttlc.intuit.com/questions/1899267-administrator-rights-machttps://support.apple.com/en-us/HT202491
