Remove a Content Category and Metadata from a page
In addition to assigning a Content Category to an existing page, it is also easy to remove a Content Category. Users who want to do this only need editing permissions for the page.
Remove Content Category
First Method
To remove a Content Category from a page, navigate to the desired page. Click on the Metadata icon and in the bottom-right corner of the metadata, click Remove.
Alternative Method
To remove a Content Category from a page, navigate to the desired page. Open the page action menu and select the “Remove Content Category” item in the Apps section.
Confirm the Removal
In the next step, you have to confirm that you want to remove the Content Category from the page which will also delete the assigned Metadata. After you have confirmed this by clicking "Remove", there is no way to undo this anymore!
After confirming
After confirming, if you refresh the page you will see that the comment in the small icon has changed to Add Metadata.
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After that, you can proceed as described in Assign a Content Category and Metadata to an existing page