The instructions are below. (You don't need to own Xbox for this, everything is done on a PC) Credits are credited to a PC or any other platform

1 - Create an Xbox Account – /> 2 - Link your Ubisoft account to the Xbox – /> ❗️(If the game is on Steam, then you need to link Ubisoft to Steam and only then Ubisoft to Xbox)❗️
2 - After linking and creating an account, provide me with the data from 𝐗𝐛𝐨𝐱. (email and pass ) 
3 - If u dont want to create the xbox and link, u can provide me the ubi account and i'll do it to you.

I'll help u through all the service in the live chat!