Call of Duty Black Ops 6 players solve Safe House puzzles for rewards

In "Call of Duty: Black Ops 6," players can solve seven puzzles in the Safe House after missions. Each puzzle offers rewards that help upgrade the house. The first puzzle involves activating a generator in the basement. Players must turn wheels and press buttons in a specific order. The second puzzle requires using a Blacklight on a piano to reveal notes in Russian, which unlocks a secret bunker. Other puzzles include guessing a keypad code, solving a cipher on a computer, tuning a radio for clues, and finally opening a safe with a four-number combination. Completing all puzzles rewards players with a weapon blueprint and cash for upgrades.