Install the CinemaNow application on an Xbox 360 by browsing for the app in the console's app store and choosing the Install option. The app automatically downloads and installs on the Xbox 360 after you accept its terms and conditions. Use of the app requires a CinemaNow account.
In order to download and install the CinemaNow app on an Xbox 360, you first need to have an active Xbox Live account and 75 megabytes of free space on the console's hard drive. Once you sign into your Xbox Live account, go to the Apps tab of the navigation menu, and choose the Browse Apps option. From here, enter "CinemaNow" into the search field to locate the app, click on its entry in the results, and choose the appropriate option to begin the download. After the app downloads, it launches automatically and prompts you to accept its terms and conditions.
In order to use the full features of the app on the Xbox 360, you need to activate the service by signing into a CinemaNow account. Begin by choosing the Activate Now option from the app's menu, then visit CinemaNow.com. Sign into an existing account, or create a new account. Enter a name for the device, and enter the activation code from the app.