Can you mix and match digital and physical?
I bought the base plus all expansions on steam. I recently came upon a Katy Perry Sweet Treats Stuff pack act the thrift. (It was like 4 bucks, why not. I have to reistall the sims 3, but is it possib...
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You would need to retrieve the Origin codes from Steam and switch completely over to Origin with patch 1.69. Steam & Origin do not work together. Steam doesn't sell Katy Perry Sweet Treats so you're only option is on Origin if you want to play with it. Also, I believe patch 1.69 requires all packs to be registered to your account. If this Katy Perry Sweet Treats SP is second-hand, the code might already to registered to the previous owner.
