Htdocs.zip -

index.html : The main landing page for the device's web interface. style.css : Formatting for the web page.

Are you trying to specific code from a Semesin tutorial? htdocs.zip

If you are trying to this in a project, let me know: Are you using an ESP8266, ESP32, or Arduino ? If you are trying to this in a

The search term you used is similar to a —a specific query used to find sensitive files exposed on the public internet. If you found this file on a public server, it may indicate: A misconfigured server exposing backup files. A developer's site sharing source code for IoT projects. A developer's site sharing source code for IoT projects

It is frequently used as a compressed package containing the web interface files (HTML, CSS, JS) that are stored on an SD card or SPIFFS (Serial Peripheral Interface Flash File System) for microcontrollers.