Autocad 2024 Serial Number Free. You'll activate f/x cad 2024 by entering a unique serial number and product key provided by autodesk, which we'll email to you within a day or two of your purchase. To install and activate autocad 2024, you will need a serial number and a product key.

(using of your autodesk id) To answer your question, you do not need a serial number to use the trial.