How to Activate a Product on Steam?
- Launch the Steam client software and log into your Steam account.
- Click the Games menu option at the top of the Steam client.
- Choose Activate a Product on Steam.
- Follow the onscreen instructions to complete the process.
Important note:
Disallowed in the following countries:
Saint Helena, Ascension and Tristan da Cunha, Mayotte, Armenia, Azerbaijan, Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan, Uzbekistan, Cocos (Keeling) Islands, Hong Kong, Macao, Palestine, State of, Belarus, Moldova, Russia, Guernsey, Gibraltar, Isle of Man, Jersey, Svalbard and Jan Mayen, Holy See, Bouvet Island, United States Minor Outlying Islands, Netherlands Antilles, American Samoa, Cook Islands, Christmas Island, Guam, Heard Island and McDonald Islands, Northern Mariana Islands, New Caledonia, Niue, French Polynesia, Pitcairn, Tokelau, Wallis and Futuna, Norfolk Island, Antarctica, French Southern Territories