If you have root access to your Android smartphone or tablet, you can improve battery life and reduce heat generation by underclocking the CPU and GPU.
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Video Description
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If you have ever noticed your smartphone overheating while using a simple application or playing a casual game then it is likely due to the CPU or GPU ramping up to the max. Hitting max clock frequency is generally a good thing when it comes to regular smartphone usage as it tries to complete the job quickly so it can drop the chip usage back down to an idle state.
This burst performance can be great when the application is not constantly doing something, but what if you’re playing a mobile game or recording video. In those two examples, the device is constantly doing something and this can cause it to start heating up…