Connect your device to an external display
You can connect your BlackBerry device to an external device, such as a monitor, projector, or TV, by using an HDMI
Using an HDMI cable, connect your BlackBerry device to an external display.
Your device automatically detects the resolution of the HDMI display that your device is connected to. However, if
you must change the resolution, on the home screen, swipe down from the top of the screen. Tap
Display. In the HDMI Display Mode drop-down list, tap the display mode that you want to use.