You have setup the correct ACLs if you have enabled ACLs in your Kafka Cluster
To edit topic configuration, navigate to Configuration within the Broker menu item of kPow's main navigation menu.
You can use the Broker Configuration filters on the top-most menu to filter down the configuration table.
The top-level filters allow you to filter by broker or config item. If you click the slider icon (advanced filters), you can filter config by source, importance and whether the config item is read only.
Filtering broker configuration
Broker actions are visible by hovering over the actions icon, the last column of a row in the broker configuration UI. Available actions include viewing documentation and editing config
Broker actions available in kPow
Clicking the Edit Config item inside a topic config item's action menu will bring up the edit config modal.