If you don't claim the offer at the time of your first deposit, you can do so at any time within 30 days of registering your account. Simply log in to your account, go to the Account menu, choose My Offers then click Claim Now for the relevant offer.
bet365 Sign Up Offer Key Terms and Conditions\n\n Make a qualifying deposit of 5 or more and receive 300% more than that amount up to 30 in free bets. You must claim the offer within 30 days of registering your account. Once released, your Bet Credits will be held in your account balance and are non-withdrawable.