Dahua DH-XVR5416L-X User Manual page 82

 If the Device has not been initialized, Tap Device Initialization to perform
initializing by following the onscreen instructions.
 If the Device has been initialized, you can start adding it directly.
4) Tap Add Device.
The Add Device interface is displayed. See Figure 5-25.
You can add wireless device or wired device. The Manual takes adding wired
device as an example.
5) Tap P2P.
The P2P interface is displayed. See Figure 5-26.
Figure 5-25
Local Configurations 66