In Borderlands 4, customization and progression go far beyond leveling up your character or finding the rarest weapons. One of the game's standout systems is the Firmware System, which allows players to upgrade and modify their gear to enhance combat effectiveness and adapt to different situatio

In Borderlands 4, few resources are as important in the endgame as Eridium. This rare purple currency powers several high-value systems that make or break late-game progression. From transferring firmware between pieces of equipment to maintain powerful set bonuses, to respeccing your Character Spec