The easiest way to join the ALL Accor+ Explorer programme is online.
Just head to accorplus.com and click the 'Join' button at the top right corner.
Then, enter your email address, log in or create your ALL Accor account, and finish your membership payment.
Once that’s done, you can start enjoying all your Explorer benefits. Usually, benefits are available straight away, but sometimes it might take up to 24 hours to activate.