# Knowledge base in the chat widget

> Link a knowledge base to the chat widget: the Help tab with search and popular articles, and Analytics shows what customers did not find.

With a knowledge base linked to the chat widget, customers find answers without writing to you.

## Link a knowledge base

In the chat widget settings, open the Knowledge base tab and pick the knowledge base.

![Chat widget settings with a linked knowledge base](https://hrc.lt/screens/en/project-kb.desktop.1600.feb8075c.webp)

## The Help tab

The widget gets a Help tab with search and popular articles. Search finds articles even with typos. An article opens right in the widget.

![The chat widget's Help tab on a phone](https://hrc.lt/screens/en/widget-help.phone.780.2fc5f5a6.webp)

## What customers did not find

The Knowledge bases tab of Analytics shows searches with no result: the articles you are missing. See [Analytics](https://hrc.lt/en/docs/analytics).