Online TurboTax does not have forms mode. That is a feature of only desktop download software. With online, you have no direct access to the forms. You can preview Form 1040 and Schedules 1, 2 or 3.
PREVIEW 1040
https://ttlc.intuit.com/turbotax-support/en-us/help-article/tax-return/preview-turbotax-online-retur...
https://turbotax.intuit.com/irs-tax-extensions/
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