Tại sao lại nhấn mạnh việc "tắt" thay vì chỉ chuyển sang chế độ máy bay?

Mar 21, 2025 ... CBP might retain the notes it took during the search of your device or any questioning while you were at the border. Do I have to enter a ... Consider turning off all electronic devices at least one hour before bed, at a minimum. Try reading a book, taking a bath or doing some other type of ... Nov 1, 2013 ... You no longer have to turn off your electronic devices before takeoff on Delta and JetBlue flights. Your in-flight team will instruct you on when you may use your mobile phone. ... Smartphones (cellular network service must be turned off or in "airplane mode") ... Feb 18, 2024 ... It is advised to put mobile phones or electronic devices on Airplane mode because signals from devices can interrupt the plane's communication systems. label on the product before you take an over- the-counter drug for warnings ... You must use the appropriate turn signal before changing direction or ... Oct 27, 2017 ... The FAA allows the use of cellular telephones in aircraft while on the ground. While airborne, operators should instruct passengers to turn off ... Feb 13, 2025 ... You will need your UCard as photo identification to take an exam. You are required to turn off all non-medically required electronic devices ( ... During takeoff and landing you will be told to turn off all of your electronic devices. However, most airlines allow you to continue using your cell phone ... Oct 31, 2000 ... ... switched on the 'fasten seat belt' light. All electronic devices must be switched off and stowed as well. We thank you very much for ...