Trying to enter my sep ira information. read the instructions. How do I open the tax return?

To access your current year online tax returns sign onto the TurboTax website with the userID you used to create the account - https://myturbotax.intuit.com/

Enter self-employed retirement in the Search box located in the upper right of the program screen. Click on Jump to self-employed retirement
Or-
Click on Tax Tools on the left side of the program screen. Click on Tools. Click on Topic Search. Type in self-employed retirement. With the key words highlighted, click on GO.