TurboTax Home & Business can file a personal 1040.
TurboTax Business is required to file Form 1041 and is available as a separate downloadable program or a CD. Click here to order.
In order to file a personal return, and a business return, both versions of TurboTax are required.
An upgrade from Home & Business to Business is not possible but, you can request a credit for the right one if you ordered the wrong one mistakenly, as described below:
https://ttlc.intuit.com/replies/4822688