docs(messaging): Platform Free Trial numbers move to your own 10DLC Campaign automatically

fern/products/platform/changelog/2026-10-19.mdx

@@ -1,5 +1,5 @@
 ---
-tags: ["apis", "voice"]
+tags: ["apis", "compliance", "messaging", "voice"]
 ---
 
 ## `transport` added to dial requests for external SIP destinations
@@ -8,3 +8,10 @@ Choose UDP, TCP, or TLS for SIP signaling when you dial a SIP URI outside Signal
 [Send call commands](/docs/apis/rest/calls/call-commands). The transport also controls media
 encryption: `udp` and `tcp` send unencrypted RTP, while `tls` offers SRTP. A request returns
 `422` when `transport` conflicts with a `;transport=` parameter in the `to` URI.
+
+## Self-service move of Platform Free Trial numbers to your own 10DLC Campaign added
+
+Move the US 10DLC number you used for [Platform Free Trial](/docs/platform/messaging/platform-free-trial#moving-your-trial-number-to-your-own-campaign)
+to your own approved 10DLC Campaign yourself: assign the number to the Campaign, and SignalWire moves it off Platform
+Free Trial with no Support ticket needed. Once moved, the trial restrictions no longer apply, and the number's messaging
+limits are those of the Campaign you assigned it to.

fern/products/platform/pages/messaging/sms/platform-free-trial.mdx

@@ -58,3 +58,11 @@ Each message is prepended with `[SignalWire Free Trial]`.
 <Warning title="PFT is a single-use trial">
 Releasing or removing either your PFT-enabled SignalWire phone number or verified caller ID number will end the free trial. You will not be able to re-enable the trial by adding a new phone number. You would be unable to send any further messages until registering a Campaign with [The Campaign Registry](/docs/platform/messaging/campaign-registry).
 </Warning>
+
+## Moving your trial number to your own Campaign
+
+After your own 10DLC Campaign is approved, you can move your Platform Free Trial number to it without opening a Support ticket.
+[Assign the number to the Campaign](/docs/platform/messaging/campaign-registry/registration#campaign-phone-numbers) the same way as any other phone number, and SignalWire moves the assignment off Platform Free Trial.
+
+Once the number is on your Campaign, the [trial restrictions](#trial-restrictions) no longer apply.
+Its messaging limits are those of the Campaign you moved it to.

fern/products/platform/pages/messaging/sms/the-campaign-registry/index.mdx

@@ -167,7 +167,7 @@ As of December 2025, newly purchased US 10DLC numbers do not have messaging capa
 
 If you need **inbound-only messaging** (receiving messages without sending), you can contact [Support](https://support.signalwire.com/portal) to request enablement without a full campaign registration.
 
-For testing purposes, your first purchased number is automatically enabled for Platform Free Trial messaging when paired with a verified mobile number.
+For testing purposes, your first purchased number is automatically enabled for Platform Free Trial messaging when paired with a verified mobile number. Once your own Campaign is approved, you can [move that number to it](/docs/platform/messaging/platform-free-trial#moving-your-trial-number-to-your-own-campaign) yourself by assigning it to the Campaign.
 </Accordion>
 
 <Accordion title="What if my traffic is P2P (person to person)?">