The home button on the Vivo X9 is located at the bottom center of the device, just below the display. It is a physical button that can be pressed to go back to the home screen, no matter which app or menu you are currently in.

This placement of the home button is quite common for many smartphones, as it allows for easy access with your thumb while holding the device. It is a convenient feature that helps users navigate through their phone quickly and effortlessly.

In addition to being a home button, it also serves as a fingerprint scanner. This means that you can unlock your phone and access certain apps or features by simply placing your finger on the home button.

Overall, the location of the home button on the Vivo X9 is practical and user-friendly, providing easy access to the home screen and added security with its fingerprint scanning capability.