Changes made in Copilot typically aren't reflected on the brand site until the cache is cleared. This is not instant, but should only take a few minutes.
If its been more than a few minutes you have a few options:
Contact your brand product manager for assistance.
Let the support team know via the chat bubble.
Copy/Paste the URL to our self-service cache busting tool.
Note: You must be connected to the VPN to use this tool.