We can edit the created categories.
To edit the categories, access the Flows module:

Edit the flow category

In the Streams module, click the Categories tab.

Click the context menu for the category you want to change and then click Edit.

A new window will appear for editing the category. Edit the items you find necessary.

• Title: Edit the name for the type that will be registered.

• Icon: Click  to expand the checkbox. Change the symbol for that flow category.

• Color: Click  to expand the selection box. Modify the color that will represent this type of flow.

• Active: We can activate or deactivate a category.

Make the necessary edits. After changing the desired data, click on  to finish the modifications.