je veux changer d'ordinateur mais veut toujours conserver mes licenses d xprotect

Could you please write a question in English? Because this is a forum that everyone can see/answer your question.

As this is not related to software development with the MIP SDK, which is the focus of this forum, please ask again in the support community, you should get better help from the partners using the support community.

https://supportcommunity.milestonesys.com