Double-click an index entry or page reference, edit the entry, and then click OK. In the Index panel, click the Topic option to edit a topic and update all entries using the topic or click the Reference option to edit an individual entry. In the Index panel, click the Options menu, and then click Remove Unused Topics. Remove Unused Topics from the Topic List.In the Index panel, click the Options menu, and then click Show Unused Topics. Show Unused Topics from the Topic List.Open the book file and all of its documents, open the Index panel, and then select the Book check box. If you just want to update the preview area in the Index panel, you can use the Update preview button on the panel. When you make changes to index entries or page numbering in your document or book, you need to update the index (generate a new one). After you create an index, you can perform several common index management tasks, such as view all topics in a book, removing unused topics, find entries, edit entries, and delete entries.

Update indesign cc