Finding Old Registration Codes
So I finally have a new laptop with enough space to play 3 again after years of waiting. So contact support to see if my previously registered packs can be digitally downloaded like the base game for ...
Forum Discussion
As you still have functional access to your old desktop, you should be able to retrieve the codes from there. Takes a bit of work, though.
https://answers.ea.com/t5/Technical-Issues-PC/I-lost-my-registration-code-for-Sims-3/m-p/4715691#M198194
https://answers.ea.com/t5/Technical-Issues-PC/I-lost-my-registration-code-for-Sims-3/m-p/4715691#M198194
