> ## Documentation Index
> Fetch the complete documentation index at: https://launchdarkly.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# How to set up a kill switch for any feature in production

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This video explains how to use LaunchDarkly to create a kill switch. When traffic spikes or an external service fails, you shouldn’t need to redeploy just to stop the bleeding.

This walkthrough demonstrates how to build a kill switch that enables you to shut down flaky endpoints, risky features, or third-party APIs on the fly. The best part? You stay in control—without touching your code.

## How to set up a kill switch for any feature in production

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