Why do I see the message 'Disney+ is not available in my Google Play or Roku store to download'?

At this time, The Disney+ app for Android (phone, tablet or TV devices) and Roku is not currently available to download from the Google Play or Roku stores in the following specific territories: New Caledonia, Wallis et Futuna, French Guiana, Martinique, Guadeloupe, French St. Martin’s, St. Barthelemy’s and Monaco.

To enjoy Disney+ in these territories, please consider an alternative platform, including your web browser.