What is the size of the Slack Canvas Cover?
What size is the Slack Canvas Cover? In Slack the canvas cover images are 1170×360 pixels.
How to add or update the Slack Canvas Cover?
To update the Slack Canvas Cover in Slack, you can do the following:
- Locate the Slack Canvas you want to update
- Press the vertical ‘…’ in the top right of the canvas (Labelled ‘More Options’ when you hover over it)
- This will open a drop down, you want to select ‘Add Cover Image’, or if you already have one – select ‘cover image’ – ‘replace’


To learn more about using Slack Canvas, you can refer to Slacks Help Article here. To Learn more about Slack in general, feel free to check out our Slack courses.

