Power Tune-Up is a free utility app that gives you a quick and easy way to optimize your Android device. The app is developed by Bitdefender, a global leader in cybersecurity and anti-virus software that protects more than 60 million devices worldwide.

It's easy to use and doesn't require any deep knowledge of the OS. You can make changes to the default settings without having to open the app and make changes.

Power Tune-Up is free to use and install on your device.

To start using the app, open it and follow the setup. The first thing you need to do is to choose the type of device you have. Next, you need to select the version of Android you are using.