MMS

Clerk supports sending and receiving inbound and outbound MMS (media messages) right in Slack both on desktop and mobile apps.

Sending an image from Slack Desktop App

Navigate to your Clerk SMS thread and click on the Attach File.

Sending an image from Slack Mobile App

Slack UI sometimes hides the Attach File button. If you see the screen below, click the blue arrow pointing left to see the full Slack menu.

To send an image from your Slack mobile thread click on Attach File.

Supported Media File Types

Clerk offers support for common image file types: png, jpeg, and gif.

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Note: When you send an outbound message, the total message size must be under the maximum size of 5 MB

Maximum file sizes for MMS for the major carriers in the US