GETTING MY INSTALLTURBOTAX.COM WITH LICENCE CODE TO WORK

I am wanting to download the 2020 Deluxe version of TurboTax and I really need to enter my License Code. How do I try this?  Then you can use the Online World-wide-web Variation.  Or attempt to improve your Personal computer or discover A different Computer system to install it on.  The CD has the two Windows and Mac applications on it.In cas