Galaxy Tab4 8.0: How to use Screen Mirroring via a dongle
How to use Screen Mirroring via a dongle
Connect the AllShare Cast dongle to an HDMI device using the HDMI A-to-A cable.
When the red indicator starts blinking, tap Reset. The indicator will turn blue. You do not have to tap Reset when reconnecting.
Turn on Screen Mirroring on your device from the quick panel or Settings. The name of the AllShare Cast dongle is displayed on the connected display device.
After connecting, you can share your device's screen with another device.