# Setting up retrain

Retrain allows you to update your knowledge base with the latest content.

You can also set a schedule for the knowledge base to automatically import content from specified URLs at regular intervals.

To enable this,

* Open AI Studio.
* Go the Knowledge base.
* Click on the data sources you want to schedule a retrain.
* Click **'Never'.**
* Choose the refresh rate
  * Days
  * Hours
* Click **'Save'.**

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