Originally Posted by
jordyn
This is not correct. You have to put mobile devices in airplane mode below 10,000 feet for both takeoff and landing.
After the plane has landed you are permitted to use the mobile device. They make that announcement, or at least they used to. I don't pay much attention any more and do not have a need to have it on immediately after landing.
That said, you are supposed to comply with the crew members instructions.