When prompted, enter the product code that was included with the installation discs.Insert the game disc into your disk drive and follow the on-screen instructions.Need a little more help redeeming your code? Read our guide to redeeming codes for more information. Your new pack content will now be available in-game. After the installation is finished, click The Sims 4 and then Play to launch the game.Find the pack you want to install and click Download.Click the Expansion Packs, Game Packs, or Stuff Packs tab depending on what pack you bought.Enter the product code, and click Next.In the drop-down menu, choose Redeem Product Code.Click the Games menu at the top of the screen.Installing a product code purchase for Origin on Mac Enter the product code, click Next, and then Confirm.Installing a product code purchase for the EA app on PC The pack content will now be available within The Sims 4. After the installation is complete, click The Sims 4 and then Play to launch the game.Find the pack you need to install from the list and click Download.Click Expansion Packs, Game Packs, or Stuff Packs, and you’ll see what extra content you currently own.Click on the More menu to access the dropdown list of extra content.Right-click on The Sims 4 Base Game image and click Show Game Details.After the installation is complete, you’ll see your new content in-game the next time you launch The Sims 4.