# Address Book ## Overview The Address Book provides a mechanism for mapping decentralized identifiers (DIDs) to human-readable alias names, enhancing usability and identification within the system. *** ## User Guide ### Pre-requisites * Authorization to Client Gateway ### Add a DID to the Address Book 1. Navigate to `Address Book` page

2. Click `Add`

3. Input `Alias` and `DID` in the form and click `Save`

4. Success message will be shown, click `Dismiss` to close modal and view the address book

### Modify a DID in the Address Book 1. Click on the `︙` button of the DID record that you wish to update, and choose `Update`

2. Modify `Alias` in the input field. Once done, click `Save`

3. Success message will be shown, click `Dismiss` to close modal and view the address book

### Remove a DID in the Address Book 1. Click on the `︙` button of the DID record that you wish to update, and choose `Remove`

2. A confirmation modal will appear, click `Confirm` to remove the DID from address book or `Cancel`

3. Success message will be shown, click `Dismiss` to close modal and view the address book

--- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.energyweb.org/energy-solutions/digital-spine-by-energy-web/component-guides/ddhub-client-gateway/technical-guide/address-book.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.