# Additional Activation Scenarios

## Content



To understand the activation or reactivation of serial keys, see the following:

*   [Activation by Command Line](/componentone/docs/license/online-license/activation/licensing-by-command-line)
*   [Activation on a Mac](/componentone/docs/license/online-license/activation/activating-serial-keys-on-mac)
*   [Offline Activation](/componentone/docs/license/online-license/activation/offline-activation)
*   [Submit a Reactivation Request](/componentone/docs/license/online-license/activation/submit-reactivation-request)
*   [Activating an Old Serial Key](/componentone/docs/license/online-license/activation/c1-license-activation-tool#oldkey)
*   [Using the C1LicenseActivation Tool](/componentone/docs/license/online-license/activation/c1-license-activation-tool)
*   [Licensing Old Products with a New Serial Key](/componentone/docs/license/online-license/activation/licensing-old-controls-with-new-serial-key)