*High temperatures can do more than make you uncomfortable — they can seriously damage your smartphone, affecting its battery, performance, and overall lifespan.
As USA Today reports, Smartphones like iPhones and Samsung Galaxy models operate within a specific temperature range, typically between 32°F and 95°F. Using them outside those limits can lead to long-term damage, especially to the battery. Even turning on the device should only be done within a broader but still defined range.
High heat from leaving your phone in direct sunlight, inside a parked car, or even using it intensively while charging or gaming can quickly push it past safe temperatures.
When a phone starts overheating, you’ll usually get some warning signs. iPhones may dim the screen or disable certain features like the camera flash, while Samsung devices might temporarily freeze access to specific functions to protect internal components.
If the temperature continues to rise, your phone will take more drastic steps. Charging will pause, apps will shut down, and most features will be disabled, though emergency calling will remain available. In extreme cases, the device may shut down entirely to prevent damage.
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To avoid damage, power down the phone, move it to a cool spot, and let it rest. Apple reminds users that iPhones and iPads “have built-in protections to prevent overheating.”
Tips include avoiding direct sunlight, reducing app usage, and using Low Power Mode. Don’t put your phone in the freezer or dunk it in water, rapid cooling can create internal condensation.
If your phone shuts down from heat, don’t panic. Just get it out of the sun and let it recover naturally.
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