The screen brightness is set too high.
A major source of battery drain is setting the screen brightness too high.
Another way to reduce the amount of battery power consumed by your screen is to shorten the amount of time that it’ll take for the display to turn off after you stop using it.
Why is my phone’s battery draining so fast?
As soon as you notice your battery charge is dropping faster than usual, reboot the phone. Google services aren’t the only culprits; third-party apps can also get stuck and drain the battery. If your phone keeps killing the battery too fast even after a reboot, check the battery information in Settings.
How do I stop my battery from draining so fast?
- Change the Screen Settings. Switch Off the Auto Brightness Setting.
- Uninstall the Apps that Draining Battery.
- Turn Off Unimportant Notifications.
- Keep Your Phone More Than 40% Charged.
- Disable Connections Manually on Android.
- Shorten the Screen Timeout on Android.
Why is my iPhone 7 suddenly losing battery so fast?
What causes your iPhone battery to drain so fast after the update? Other battery life issues were tied to a bad battery on the device. It is also possible that the new update has automatically reset your iPhone settings or enable some settings or apps that can contribute to a faster power consumption on the device.
Why is my phone charging slow and dying fast?
Android Phone battery charging slowly can also be due to the broken USB port. If the cable connector and USB port are not in proper contact with each other then it might lead to the slow charging of your android phone battery. Over the time, USB port might wear off if the cable is not inserted properly.