I am very sorry for your loss.
If you need to file a 1041 for the trust, you would need to use TurboTax Business (which only supports returns for entities, such as estates and trusts, but not personal income tax returns).
See https://turbotax.intuit.com/small-business-taxes/cd-download
Also, hopefully you applied for an EIN for the trust.
See https://www.irs.gov/charities-non-profits/employer-identification-number
