1. If you are using an Android device, you can download the Nothing X App by searching for it on Google Play. If you are using an iOS device, you can download the Nothing X App by searching for it on the App Store.
2. You can also download the Nothing X App by visiting the following website and scanning the QR code: LINK
3. The QR code will also be found on the user manual inside the package or on the package's color box, and you can download the app by scanning it.