| Project the Current App to a Large-screen Device |
You can project the current app on your device to a large-screen device (for example, a Huawei Vision), while continuing to use and browse other apps on your device.
App projection is supported on large-screen devices that support the Cast+/Miracast protocol.
The figures are for reference only.
If wireless projection is not enabled, turn on the large-screen device, open the app you wish to project on your device, swipe down from the upper right corner of the device screen to display Control Panel, touch
to expand the shortcut switches panel (depending on your device model), touch Wireless Projection, and follow the onscreen instructions to project the app to the large-screen device.If wireless projection is enabled, open the app you wish to project on your device, touch the
capsule at the top of the screen, and follow the onscreen instructions in the live window, to project the app to the large-screen device.
To control a projected app, you can touch the projected app in the floating ball to display the app's floating window, which can be used to control the app. You can also adjust the volume on the large-screen device from the floating window.
Apps in split-screen or floating-window mode can't be projected.
To safeguard your privacy, this feature can't be used once your device screen has been locked.
You can exit app projection in any of the following ways:
Touch the
capsule at the top of the device screen, then touch 
in the live window to switch to mirror projection, or touch 
to exit wireless projection.Touch the floating ball for your device to display the app's floating window, then touch
in the floating window to switch to mirror projection, or touch 
to exit wireless projection.Touch and hold the floating ball and drag it to the
at the bottom of the screen, to exit wireless projection.