eMule has included a web interface for controlling a running client from a browser. The original article described it using an early eMule release and Internet Explorer. The broad idea remains separate from ordinary eD2K and Kad connectivity: this is a management interface.
Understand the feature before enabling it
The web-interface preferences let a compatible client enable its web server, select a listening port and set access credentials. The historical guide used port 4711 as an example. Use the values shown by your own version rather than treating a fixed example as a requirement.
Set an appropriate password and review the available access controls. Do not expose a management interface to the public Internet simply because an old tutorial says to open a port. It is not a necessary step for fixing Low ID.
Access from the same computer
In the old example, opening http://localhost:4711 in a browser reached the client's local management page. Here, localhost means the computer running the browser. The client needs to be running and listening on the selected address and port.
Sign in using the credentials configured in the application. If the page does not open, check the feature's status and port instead of changing unrelated file-sharing rules.
Servers, search and transfers
The original walkthrough used the web page to select a server, perform a search, inspect the results and add a transfer. It then used the transfer view to monitor progress.
The precise labels and available actions depend on the client and template. A browser view can be convenient, but it controls the same running application and does not create sources or bypass remote queues.
Accessibility and current use
The original author highlighted links and buttons as a possible alternative for people using screen readers. Whether a particular template is accessible depends on its markup, labels, keyboard behaviour and the assistive technology in use.
Test the actual interface rather than assuming every web page is automatically more accessible than a desktop application. Use a current supported browser; the reference to Internet Explorer belongs to the old walkthrough.
Keep management separate from connectivity
For ordinary installation, start with the setup manual. For incoming file-sharing traffic, use the TCP and UDP port guide. Treat remote administration as a separate, deliberate choice.