On a flight, your device or battery starts smoking or swelling. What should you do first?

Tell the flight crew immediately.

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  1. Put it in the overhead bin
  2. Tell the flight crew right away ✔
  3. Wait until landing

Why: Flight crews are trained to respond to lithium battery fires in the cabin. Passengers should notify them right away.

Huh, didn't know that: Overheating, expanding, smoking or burning are all signs to report.

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I told the crew my phone was hot. They said they'd noticed, I was streaming.
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References

Answer: Tell the flight crew right away. Flight crews are trained to respond to lithium battery fires in the cabin. Passengers should notify them right away.

  1. FAA: Airline passengers and batteries www.faa.gov/hazmat/packsafe/airline-passengers-and-batteries
    Passengers should notify the flight crew immediately if their lithium-ion battery or portable electronic device is overheating, expanding, smoking, or burning.
    Checked 2026-10-11.

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