TurboTax Deluxe includes the 1040 form with itemized deductions (Schedules 1–6, Schedule A and Schedule C income), along with everything in Free Edition and PLUS.
See the TurboTax FAQ below for more information:
https://ttlc.intuit.com/replies/3300068
You can downgrade to a different version, but each version of
TurboTax is designed to handle different tax situations and their associated
forms. You’re welcome to downgrade, but you’ll miss some features and you’ll be
prompted to upgrade when those features are needed. Please see the TurboTax FAQ
below for more information: https://ttlc.intuit.com/replies/3288495
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