Is mobile phone flight mode really useless?

The flight mode is to make the mobile phone in the state of not transmitting and not receiving signals during the flight of the aircraft, so as not to interfere with the instruments on the plane. < / P > < p > passing through a section of no signal area, even if the mobile phone arrives at the place with signal, it is still “slow”! At this time, turn on flight mode decisively! After a while, turn off the flight mode and check the network connection immediately. It will be found that the mobile phone is “rebooted” once, and the network is restored. < / P > < p > many people do not have the habit of turning off the phone at night, but if you are worried about the radiation of the mobile phone, you can turn on the flight mode without turning off the phone, and the radiation of the mobile phone will immediately drop to a very low level. < / P > < p > in the case of forgetting to apply for the roaming package or not purchasing the local traffic card, you can first turn on the flight mode and then connect to the hotel’s Wi Fi, so as to avoid roaming fees due to other places! < / P > < p > although all networks will be automatically disconnected when the flight mode is turned on, you can also manually turn on WiFi again, so that the Internet and playing games will not be disturbed by the phone. Continue ReadingVideo Number assistant internal test online! Four functions let you send 1g video on the computer