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Sometimes your message needs to stand out. With options for dynamic backgrounds and AI-powered image generation, channel announcements help your message cut through noise.  


  • Some elements of this feature are available as part of the public preview program and might undergo further changes before being released publicly. To get access to this and other upcoming features, switch to Teams public preview.

  • This feature is currently available to people based in the United States. Non-US organizations may notice a temporary loss in the ability to upload an image. They will gain access in early 2024.

Create an announcement

  1. In the channel's Posts tab, go to Start a new post.

  2. Select Announcement under the box where you type your message. 

  3. From here, you can type a headline and change its background color with the Color scheme button  Icon that opens color scheme options for announcements.

Screenshot showing an announcement template in Teams

Note: Announcement messages are available only in channels—not in group or 1:1 chats.  

Create a custom announcement background using Microsoft Designer

Use the fully integrated Microsoft Designer app to create a custom announcement background.

  1. In the channel's Posts tab, go to Start a new post.

  2. Select Announcement under the box where you type your message.

  3. Select Custom background  Icon that opens the Designer app in Teams, which will launch the Designer app.

  4. From here, you have the option to start typing a prompt in the text box, Add image, Generate image, or Explore ideas from existing templates.

Screenshot showing the Designer app open in Teams

Tip: Hover over any example image to see the prompt used to produce it.

Add your own image

  1. If you have an image you’d like to use in your announcement banner, select Add image under the search bar.

  2. Select the image you want to use from your files, and select Open.

  3. Designer will auto-generate templates incorporating your image, which you can then Customize.

Screenshot of Photos page in Designer

Generate an image from a description using AI

  1. Select Generate image.

  2. Enter your image description into the text field, and select the arrow or tap Enter. You can add to your description or modify it if the images generated are not quite right.

  3. Choose the image you’d like to use in your announcement banner, then choose Select.

  4. You’ll see several different banner templates appear incorporating your generated image. Select the one you prefer, and choose Customize to edit the banner further, or Done to use it as-is.

Screenshot showing AI tool in Designer


  • If you are not able to access the DALL-E image generator, or any other parts of this feature, please check with your administrator.

  • DALL-E creates realistic images and art from text descriptions. It may create things you didn’t expect. If you find a creation to be offensive, send feedback by clicking the Report image flag in the upper right corner of the image you want to report.

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