Custom values are exceptionally powerful and versatile. In this guide, we will cover how you can use custom values to send MMS messages within workflows.
Custom values are great for leveraging snapshots and your favorite workflow(s). Its a quick and simple setup making your automation more scalable and exciting.
Covered in this article
How to attach Custom Values URLs to SMS messages
Troubleshooting
- What is the maximum MMS size when sending SMS?
- What are the support file types for MMS when sending via SMS?
- My custom value does not work when the message is sent?
How to attach Custom Values URLs to SMS messages
Step 1: Setup your custom value URL
Head into the location settings > Custom Values > + Add Custom Value > Enter MMS URL
Step 2: Head into your workflow where you would like to send the MMS
Now that you are in your workflow make sure to attach the custom value as an attachment. You will need to copy and paste the value
There are strict requirements to MMS sizes when it comes to different carriers. These limitations are set by the carriers.
For more info on the correct size requirements by carrier, please check out What is the maximum MMS size when sending SMS?Troubleshooting
What is the maximum MMS size when sending SMS?
| Carrier | Long code MMS attachment size | Toll-Free MMS attachment size | Shortcode MMS attachment size |
|---|---|---|---|
| AT&T | 0.6 MB | 0.6 MB | 0.6 MB |
| Sprint | 1.4 MB | 0.6 MB | 1.4 MB |
| T-mobile | 1.5 MB | 0.6 MB | 1.0 MB |
| Verizon | 0.675 MB | 0.6 MB | 1.2 MB |
What are the support file types for MMS when sending via SMS?
- jpeg
- png
- gif
My custom value does not work when the message is sent?
Please double-check to make sure:
- There are no spaces in your custom value URL, you can test this by adding it to a dummy funnel and previewing the page. If the MMS appears the custom value works, please proceed to the next step below
- The MMS URL meets the size requirement for the provided carrier (see question above)