This is not a disregarded SMLCC that you just report on Schedule C, right?
Are you working on a 1065 using TurboTax business for your LLC's return?
Or are you working on your personal 1040 and trying to enter the K-1 you have from your LLC? If that's what you're looking for this TT help page will tell you how to get to the entry screens:
https://ttlc.intuit.com/turbotax-support/en-us/help-article/import-export-data-files/enter-k-1-received/L0GrC2Hcd_US_en_US?uid=m9igrsz9