A function that is already running can be updated with new configuration. The following settings can be updated:

• Function code
• Output topic
• Log topic
• Number of instances
• Config keys

If you need to update any other setting of the function, you will have to delete and then re-add the function.

Updating a function

To update a function:

1. From the left sidebar menu, select Functions/Manage.
2. Find the function you would like to update. You can filter the listed functions by name, runtime, and namespace. Once you find the function, click on the Manage button.
3. You should now see the details of the function. Click on the Update button at the bottom of the screen.
4. You should now see the Add screen, populated with the current values of the function. Change one or more of the following settings: Output Topic, Log Topic, Instances, Config Keys. All other settings cannot be modified.
5. Click on the Update button.
6. You will be brought to the function detail screen where you can review the updated function.