The Apple terminal will automatically disconnect the Wi-Fi after the screen is turned off.

The Apple terminal will automatically disconnect the Wi-Fi after the screen is turned off.

Collect Debug information and air interface packet capture information analysis on the AC, and find that the Apple terminal will actively send a disassociation message after the screen is turned off, that is, actively disconnect the wireless connection. However, when plugging in the power supply for charging, the wireless connection will not be disconnected. It is judged that it is a terminal power saving mechanism, and the device side cannot solve it.