Undervolt Samsung Galaxy Note 2 Quad Core Application Processor is one of the ways to increase Samsung Galaxy Note 2 battery life. Besides 5.5″ HD Super AMOLED screen, Quad Core Application Processor is another big battery resource eater. By undervolt, it helps to reduce Samsung Galaxy Note 2 battery usage and will make Galaxy Note 2 cooler (because less heat is generated) too. Interested? Here is the catch, you need to install custom kernel for Samsung Galaxy Note 2 in order to undervolt. Stock kernel does not support undervolt feature. Why undervolt Samsung Galaxy Note 2? Undervolt surely will improve battery life because it maintains the overall performance speed while lower the battery usage. Unlike underclock which may not be so efficient in performance / walt ratio.
How to undervolt Samsung Galaxy Note 2?
- Install Samsung Note 2 custom kernel that support undervolt.
- Install SetCPU.
- At Voltages tab, select the desire value for each speed stages.
- Note – try to reduce 25 mV each time.
- Click Apply then.
- Run Stress test ~ Stress CPU to test stability (located at Info tab).
- That’s all.
Note – Only check ‘Set on Boot’ when you are confident that the undervolted values won’t hang and stable all the time.
By the way, each Samsung Galaxy Note 2 has its own CPU chipset stability. It is unique. So other people’s SetCPU voltages settings may not work for you. Therefore, try lot of the settings until you get the lowest voltages and stable for daily use.