This is the only question you have posted. What steps did you try? Where are you getting stuck?
Did you buy the CD or Download? From where? What kind of computer do you have?
Window System Requirements
https://ttlc.intuit.com/community/system-requirements/help/minimum-system-requirements-for-turbotax-...
Mac System Requirements
https://ttlc.intuit.com/community/system-requirements/help/minimum-system-requirements-for-turbotax-...
