To extract RAR files on Android, you'll need a solid app that can handle the job. There are plenty of options out there, but my top pick is a file manager app that's got your back. Simply download and install the app, and you're ready to rock!
The app will guide you through the process, but basically, you just need to navigate to the RAR file, select it, and choose the extract option. Boom! The files will be extracted in no time, and you can access them like any other file on your device. Easy peasy, right?