Dell U2417HWi User Manual page 64

NOTE: You will not be asked to verify subsequent connections for the same device.
NOTE: If your device settings differ from those shown above, please refer to your
device manual for Cast Screen connection instructions.
Disconnecting from a device
1 Tap to activate the DELL Wireless Monitor app on your Android device.
64
| Mirroring Your Device's Screen on the Monitor
Android_xxxx
is trying to connect