[android-components](../../index.md) / [mozilla.components.service.experiments.debug](../index.md) / [ExperimentsDebugActivity](index.md) / [OVERRIDE_EXPERIMENT_EXTRA_KEY](./-o-v-e-r-r-i-d-e_-e-x-p-e-r-i-m-e-n-t_-e-x-t-r-a_-k-e-y.md)

# OVERRIDE_EXPERIMENT_EXTRA_KEY

`const val OVERRIDE_EXPERIMENT_EXTRA_KEY: `[`String`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html) [(source)](https://github.com/mozilla-mobile/android-components/blob/master/components/service/experiments/src/main/java/mozilla/components/service/experiments/debug/ExperimentsDebugActivity.kt#L59)

Overrides the current experiment and set the active experiment to the given `branch`.
This command requires two parameters to be passed, `overrideExperiment` and `branch` in
order for it to work.

