update instructions for beta

Author: pwseg

src/connections/destinations/catalog/actions-twilio-messaging/index.md

@@ -62,18 +62,15 @@ After setting up your Twilio credentials, add the Twilio Messaging destination t
 
 To add the destination:
 
-1. From the Twilio Messaging destination page, click **Add destination**.
-2. On the Setup screen, give the destination a name and select **Fill in settings manually**.
-3. On your new destination page, click the **Settings** tab.
+1. From your workspace’s [Destination Catalog](https://app.segment.com/goto-my-workspace/destinations/catalog){:target="_blank"}, search for **Twilio Messaging.**
+2. Select **Twilio Messaging**, then click **Add destination**.
+3. Select an existing source to connect to the destination, then click **Next**.
+4. On your new destination page, click the **Settings** tab.
 4. On the Settings tab, enter your **Twilio Account SID**, **Twilio API Key SID**, and **Twilio API Key Secret**.
 6. To finish setting up the destination, click **Save Changes**.
 
 The destination is now connected and ready to configure message mappings.
 
-<!-- PW, 6/29/25; during private beta, there's no way to search for the destination in the catalog. 
-Users can only access the destination through the specific URL. I'll update these instructions once
-it's publicly available and searchable in the workspace catalog. -->
-
 ## 3. Configuring message mappings
 
 The Twilio Messaging destination supports one mapping action: **Send message**. Use this to set up when messages should be sent and what content they include.