# App Review for Messenger API support for Instagram Apps Before your app can be used by anyone other than people who have a direct role on the app itself, it must first undergo App Review. ## Before you submit - Ensure your app abides by all applicable Meta terms and policies, including our Terms of Service, [Platform Terms](https://developers.facebook.com/terms), [Developer Policy](https://developers.facebook.com/devpolicy), Community Standards, Instagram Terms of Use, and the Instagram Community Guidelines. See [here](https://developers.facebook.com/documentation/business-messaging/messenger-platform/policy) for an overview of some of the key Developer Policies applying to Messenger Platform and Messenger API support for Instagram (also known as Instagram Messaging APIs). - Ensure your Facebook Page is [connected](https://developers.facebook.com/documentation/business-messaging/messenger-platform/policy) to your Instagram Professional account. - Ensure your app can digest webhooks and use their contents to send and receive messages via the [Send API](https://developers.facebook.com/documentation/business-messaging/instagram-messaging/features/send-message) and, if you have a custom inbox solution, get thread/message content via the [Conversation API](https://developers.facebook.com/documentation/business-messaging/messenger-platform/conversations). - Ensure your app can make successful calls using all APIs. ## Submitting your app To begin the submission process, load your app in the App Dashboard, navigate to the **App Review** > **Requests** panel, and click the **Request Permissions or Features** button. When completing the submission process, use one of the guides below based on how your app will be used: * [Apps For Other Businesses](https://developers.facebook.com/documentation/business-messaging/instagram-messaging/app-review/apps-for-other-businesses) — Use this guide if your app can process messages on behalf of other businesses * [Apps For Your Own Business](https://developers.facebook.com/documentation/business-messaging/instagram-messaging/app-review/apps-for-your-own-business) — Use this guide if your app can only process messages sent to your own business