How To Preserve Iphone Battery Life. Like all tech problems there is no harm in force restarting or hard resetting your iPhone 12 to see if it helps with battery life. By turning off analytics your iPhone is saving a little bit of battery life each time it would have sent data to Apple.
That 400 cycles 20 figure is to give you an idea of the rate of decay. Also avoid charging or leaving iPhone in hot environments including direct sun exposure for extended periods of time. But it also helps to drain your battery.
Enable Low Power Mode.
First keep your screen dim dark or off when not using it. You can permanently free up iPhone storage by using an eraser tool such as Syncios iOS Data Eraser. This way your iPhone will automatically go to standby mode when not used which is essential to save battery life. On one hand sending things like pictures or contacts to the cloud helps you keep your information safe in case something happens to your iPhone.
