Get a Radio Studio- a fully equipped Radio Studio boosts the overall happiness of the shelter.Keep newcomers and children at a minimum- they are automatically 50% happiness and children don’t increase happiness until they are grown.Seeing their dead friends lying on the floor is a serious buzzkill. For reasons you probably don’t need to be told, dwellers who just had a successful date end up with 100% happiness.Make sure they have enough resources to go round- food, water, and power- and heal them with Stimpaks or Radaway if they need it Your dwellers also need to be at their best health to be 100% happy.4.Related: Best Vault Layouts in Fallout Shelter You should also make sure to keep some backup higher-damage weapons handy to equip any new dwellers. Only salvage or sell low-damage weapons when you've equipped all of your dwellers. These weapons can help prepare your dwellers for vault incidents and attacks. You may be tempted to scrap and sell weapons that your explorers aren't using, but you'll find better use out of them by equipping your vault dwellers. Use Spare Weapons to Equip All of Your Dwellers You should also make sure that you have enough dwellers to utilize these extra rooms, otherwise they're a waste.
Rather focus on expanding when you have enough electricity capacity. Don't Expand Your Vault Too QuicklyĮach new room in your vault consumes extra electricity, so you don't want to needlessly add rooms that you're unable to use just because you've unlocked them. To keep everything aligned, leave room for future expansions and build downwards instead of sideways if you need to add a new type of room.