Play a message when the Ios 15.r signal is not good.

Network delay causes message delay. It is normal to play messages when the signal of ios 15 is not good, because the network delay leads to the lag of information and a prompt pops up. If you don't want it to play messages, you can only refresh the network. The solution is.

1, open the mobile phone control center.

2. Click the flight mode.

3. Click Flight Mode to close.