If you think back to when Marshmallow was unveiled, and then even further back to when it was still known as 'M', you may remember a feature in the System UI Tuner, known as 'Demo Mode.' It was a ...

Google has been a little wishy-washy on the whole Night Mode thing, but it’s back in Android N. If you’re running the developer preview, you can use the System UI Tuner menu to activate Night ...

If your Android device shows an error reading "System UI isn't responding," we've got several tips you can try to get things working smoothly again.

Your Android phone has hidden functions in its System UI Tuner and Developer options settings. Here's how to access and make the most of them.