Why Is My Phone Overheating? Causes and Fixes Explained

A warm phone during intensive gaming or video calls is normal. A phone that's uncomfortably hot during basic tasks, or one that shuts itself down due to heat, is telling you something is wrong. Here's everything you need to know about smartphone overheating.

Common Causes of Phone Overheating

• Degraded battery — old batteries generate excess heat as they struggle to deliver power
• Background apps — too many apps running simultaneously taxes the processor
• Malware or rogue apps — malicious software can max out your CPU continuously
• Extreme ambient temperatures — phones struggle in direct sunlight above 40°C
• Wireless charging — some wireless chargers generate more heat than wired
• Faulty charging cable or adapter — low-quality chargers cause irregular power delivery
• Physical damage to the motherboard — damaged components generate heat during operation
• Software bugs — poorly written apps can cause CPU spikes

Software Fixes to Try First

• Update your OS and all apps to the latest version
• Clear the cache partition (check your phone model's specific steps)
• Uninstall recently installed apps and see if overheating stops
• Check battery usage in Settings — identify any app consuming unusual power
• Disable background refresh for apps that don't need it
• Turn off features you're not using: Bluetooth, GPS, Wi-Fi (when out of range)

When to See a Repair Professional

If your phone still overheats after software troubleshooting, the issue is likely hardware. The most common hardware causes are a degraded battery, a damaged charging port (causing inefficient charging), or a failing motherboard component. At TurboFix, our diagnostic assessment is free — we'll identify the exact cause and give you a transparent quote before any repair.