If you don't trust other folks using your computer, you can also password-protect the TurboTax data file, if you wish. Be aware, that if you forget your password and can't recover it with the password hint you set up, there will be no way for you to open the file, and TurboTax Support cannot help you recover it.
FAQ: How do I password-protect my data file in the desktop software?
https://ttlc.intuit.com/community/tax-data-file/help/how-do-i-password-protect-my-tax-file-in-the-tu...
Also, if you have other people using your computer and are concerned about the privacy of your files and documents, you may wish to set up a separate user account on the computer (i.e., a "guest account") that doesn't have access to your files and documents. If you do set up a guest account, be sure not to give it any administrative privileges.
