To claim online roulette bonuses, you typically start by registering for an account at an online casino offering the promotion. After registration, you may need to make a qualifying deposit, ensuring you enter any required bonus codes during the process. Once your deposit is confirmed, the bonus funds or chips will be credited to your account, often instantly or within a specified timeframe. It's important to review the terms and conditions associated with the bonus, including any wagering requirements or game restrictions, to effectively utilize the bonus in your roulette gameplay.