We may earn a commission when you click links to retailers and purchase goods. More info. The System UI Tuner that was first introduced in Android M’s preview 1 and 2 is back again in Android 6. ...

To enable the System UI Tuner, swipe down twice on the Android notification shade to expand it completely. Then, press and hold the Settings cog and release it once it starts spinning.

Read update Now that the final Android 6.0 Marshmallow release is out, we can confirm that this new method of accessing the System UI Tuner still works exactly the same as in dev preview 3.

What this does is enable the system UI tuner functionality rather quite simply and quickly. You can also utilize this method to disable the system UI tuner feature in the same manner.

Google has kept the System UI Tuner hidden in Android Marshmallow and Android N, at least for now, simply because these settings are experimental and could have some bugs.

We may earn a commission when you click links to retailers and purchase goods. More info. Remember the System UI Tuner that showed up in the original Android M Preview? You know, the hidden ...

Android's System UI Tuner lets you mess with Google's mobile OS just a little bit more than usual. Here's how to find it, and a quick rundown of what it can do.

Voila! We'll have to wait and see if Google plans on actually bringing System UI Tuner back, or if it's going to remove these last vestiges of it sometime later.

Android's System UI Tuner lets you mess with Google's mobile OS even more than usual. Here's how to find it, and a quick rundown of what it can do.