---
schema_version: "1"
id: cde91776cb616a8738dc53fdd27c15e8d19086c736a49653ad13a464b0f02a98
title: Create a Mobile Opt-In Message in MobileConnect
collection: admin
version: current
locale: en-us
portal_url: https://docs.salesforce.com/admin/current/en-us/mktg/264-0-0/mc_moc_mobile_opt-in.md
canonical_url: https://help.salesforce.com/s/articleView?id=mktg.mc_moc_mobile_opt-in.htm&release=264.0.0&type=5
source_site: help.salesforce.com
content_type: documentation
content_hash: 84e8a60266f51bbfb37687458e1935d8ca21fde72fb4335c762488ca6fac62da
description: Use the Mobile Opt-in template to invite people to subscribe to your SMS or MMS messages. For example, in-store signs can prompt people to opt in. The Mobile Opt-in template defines the code and keyword combination, the message they receive, and other information.
products:
  - Marketing
  - Marketing Cloud Engagement
release: "264"
---
# Create a Mobile Opt-In Message in MobileConnect

Use the Mobile Opt-in template to invite people to subscribe to your SMS or MMS messages. For example, in-store signs can prompt people to opt in. The Mobile Opt-in template defines the code and keyword combination, the message they receive, and other information.

![In-store signage: Text GUIDEIN to 88769. Try it now.](https://sf-zdocs-cdn-prod.zoominsoftware.com/tdta-mktg-mc_mobile_studio-264-0-0-production-enus/26e7f9fa-f44c-489b-9b21-135d26904a29/mc_mobile_studio/images/mc_moc_mobile_opt-in_try.png)

After sending the message, the contact receives an SMS reply.

![Reply: Welcome to NTO Alerts! Msg&data rates may apply. 4 msg/mo. Reply HELP for help. Reply STOP to cancel.](https://sf-zdocs-cdn-prod.zoominsoftware.com/tdta-mktg-mc_mobile_studio-264-0-0-production-enus/26e7f9fa-f44c-489b-9b21-135d26904a29/mc_mobile_studio/images/mc_moc_mobile_opt-in_reply.png)

1. On the MobileConnect Overview screen, click **Create Message**.
2. Select the **Mobile Opt-In** template.
3. Enter a name for the message.
4. Select the short or long code to use.
5. Select or create the keyword.
6. Move to the next page.
7. Select the subscription option.
    - Single Opt-in—Requires a user to text one time to opt in.
    - Double Opt-in—Requires a user to text twice to confirm opt-in.
    - Double Opt-in with Age Confirmation—Requires the user to text in their age or date of birth after texting to opt in. If the user’s age is above the minimum, MobileConnect accepts the opt-in.
8. Set the number of messages the subscriber receives per month.
9. Select **Allow a single opt-in per mobile number** if you want to prevent duplicate opt-ins.
10. Enter the **Initial Message** to be sent if a user attempts to subscribe.
11. Enter the **Duplicate Opt-in Message** that's sent when the user tries to opt in again but is already subscribed.
12. Enter the **Acceptance Response** to confirm opt-in.
13. Enter the **Confirmation Message** to confirm a successful subscription.
14. Enter the **Opt-in Error Message** for cases where opt-in fails.
15. Click **Next**.
16. Review the message information.
17. Set the dates that the message is active.
18. Schedule or send the message.