The Sims 3 EA DLC Unlocker tool intercepts this process by modifying the game's files to mask the player's region and system settings, making it appear as though they are eligible to access the locked DLC pack. This allows the player to download and install the DLC pack, unlocking new content and gameplay features.
Run the unlocker script to modify the EA App's local verification files. sims 3 ea dlc unlocker