A hot phone is a cause for concern as it leads to reduced performance, noticeable lag, and sudden reboots. Sometimes this issue can be the reason why you can’t make an urgent call or play your favorite casino games. Let’s dive into why phones overheat and how to avoid it.
Why a Phone Overheats
Most phones run on lithium-ion batteries, which generate heat during energy production. A slight temperature increase (35-45°C) during use is fine, and the device remains functional. The cooling system works like an air conditioner, expelling hot air and drawing in cool air. However, if the cooling system consistently fails and the device remains hot, it’s time to investigate the causes.
Technical Reasons
- Multitasking: Running multiple apps simultaneously or prolonged video playback overloads the memory and heats up the processor.
- Battery Issues: Charging a phone when it’s already hot or too cold can damage the battery.
- OS Glitches: Accumulated files clog the memory, causing overheating.
Other reasons include internal processor damage. Micro-cracks in the circuit board or other defects disrupt heat dissipation, resulting in noticeable warmth under the casing.
If the graphics chip malfunctions, advanced graphic games can overheat the device, requiring a visit to a service center.
External Factors
The internal temperature of a gadget largely depends on the ambient temperature. Extreme heat or cold disrupts component functionality. To avoid thermal damage, avoid leaving the device in poorly ventilated areas. In hot weather, thick cases or storing the device under blankets or pillows can harm it.
Dropping a phone in water also causes overheating. Avoid turning it on immediately to prevent short circuits. Instead, remove all removable components (like the SIM slot), let it dry naturally (without a hairdryer), and take it to a service center for inspection. Prevention is always cheaper than replacing parts or buying a new device.
What to Do If Your Phone Overheats
- Remove the phone case, as it often causes overheating in hot weather.
- Enable power-saving mode in the quick settings panel.
- Turn off Bluetooth, Wi-Fi, and other additional features.
- Reduce screen brightness to save energy.
- Disable background apps in settings to reduce processor load.
- Update the OS if available, as it can fix errors.
- Turn off the phone temporarily to let it cool down.
Avoid extreme measures like cooling the phone in a freezer. Sudden temperature changes cause condensation, leading to short circuits. The same applies to using ice cubes or cold oil. Instead, let the device cool gradually in the shade or near a fan.
While the phone is hot, avoid using it. Let it rest: don’t play games in the heat or while charging. Turn it off until the temperature normalizes.
If nothing works, consider resetting the settings. Back up personal data to the cloud first to avoid losing anything during the reset. Restoring factory settings often fixes errors from incorrect system updates, but this is a last resort.
If the Phone Overheats While Charging
The charger or cable may be faulty or non-original. Excessive heat indicates high load during charging due to mismatched power ratings. Always use a compatible charger. The adapter’s power should match the phone’s specifications. Higher power leads to constant overheating and reduced battery life.
Fast charging also causes overheating due to higher power output, generating more heat. Avoid using the phone while charging.
If the Phone Overheats During Gaming
Avoid running too many apps simultaneously. Up to five apps is manageable, but more drains the device’s resources, similar to running high-demand apps or 3D games with enhanced graphics.
Overheating in games often occurs due to outdated software. Regularly update apps and the OS.
If the phone overheats due to hardware limitations but you don’t want to quit gaming, lower the in-game graphics settings. This reduces visual quality but prevents overheating and extends the device’s lifespan.
If the Phone Overheats Without an Obvious Reason
Many advanced Android and iPhone models overheat without apparent faults due to viruses. Malware running in the background drains resources and reduces performance.
Malicious programs use the device’s reserves for spam, stealing private information, or crypto mining. Android’s ability to download APK files from various sources sometimes leaves the device vulnerable to cyberattacks and malware. If the cause of overheating is unclear, run an antivirus scan and delete any suspicious programs detected.
If the overheating is severe, it’s a glaring sign of technical issues. Ignoring it can lead to battery swelling, explosions, or permanent damage. The longer you use an overheating device, the costlier the repair—or it may become irreparable.