> For the complete documentation index, see [llms.txt](https://docs.inogic.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.inogic.com/textsms4dynamics/configuration/copy-the-callback-url-from-configuration.md).
# Copy the Callback URL from Configuration
To receive messages, you need to copy the URL of “**Callback URL**” field to “**Request URL**” as well as the “**Callback URL**” field in your Twilio Account.
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**Note:** If this step is not performed, you will not be able to receive any messages on the CRM.
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Access the Messaging Service Settings.
* Go to the **Phone Numbers → Manage → Active number** section.
* Click on your **configured number**.
* Select the **“Configure”** tab.
* Scroll down to “**Messaging Configuration**” section.
Set Default Messaging Service for Conversation.
* From the Messaging Service dropdown, select "**Default Messaging Service for Conversations**."
* Click on "**Save configuration**".
* Click on the “**Default Messaging Service for Configurations**” hyperlink.
* The copied **Callback URL** will be pasted in the **Default Messaging Service for Conversations** → **Integration section**.
* Select **Send a webhook** to invoke an HTTP webhook for all incoming messages.
* Paste the copied Callback URL in the **“Request URL”** section as well as the **“Callback URL”**.
* Click **Save** to save the changes.
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For further queries, reach out to us at
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