Please do not post serial numbers or any other confidential information in the forum. This is the quickest way of having your product hijacked as this is a public forum and not Magix Support.
. . . . How do I do to make it function on my new computer. . . . .
Can you give more details of what the issue is, include your computer specification, see this topic for more details of what is required, and the full name of the Xara Designer Pro.