Why does my iPhone shut down at 50%?

Your iPhone’s software is in charge of monitoring the amount of battery life remaining on your iPhone. If the software or firmware isn’t communicating properly with the battery, it’s not going to display the right percentage.

Why is my iPhone shutting off with battery left?

Most of the time this is simply due to the fact that the lifespan of your iPhone battery has reached its end. This means that Apple, a service provider or you will have to replace the battery in the device.

Why does my iPhone keep dying at 40 percent?

Your battery indicator shows a cool 40 percent and then suddenly, it’s dead. With older iPhones, it’s a common problem — years of use throw off the calibration while the battery’s capacity dwindles. The issue, according to Apple, is that the battery percentage just isn’t updating.

Why does my iPhone suddenly shut down?

An iPhone that keeps turning off can be caused by faulty apps, water damage, or (usually) battery issues. Sometimes, a hard reset will fix an iPhone that keeps turning off, or power cycling, on its own. If all else fails, you may need to contact Apple Support for a battery replacement to stop the issue from recurring.

Why is my phone dying at 30 percent?

Either you have a bad battery or your battery gauge needs to be recalibrated. To recalibrate charge to 100%, then run the battery all the way down until the phone shuts off at 1%.

Why does my phone gets switched off even though the charge is 40?

The most common cause of phone turning off automatically is that the battery doesn’t fit properly. With wear and tear, battery size or its space may change a bit over time. Make sure the battery side hit on your palm to put pressure on the battery. If the phone turns off, then it’s time to fix the loose battery.

How do you fix an iPhone that keeps turning on and off?

How to Fix Your iPhone that Keeps Turning on and off

  1. Force Restart Your iPhone.
  2. Reset all Settings.
  3. Repair Operating System without Data Loss.
  4. Update Your Apps on iPhone.
  5. Restore with iTunes in Recovery Mode (Data Loss)
  6. Hardware Problem.

Why does my phone turn off at 40 battery?

When you turn it on, go to Settings/Battery and tap on the graph. Look for a sharp drop to 0%. (It may be too narrow to see.) That’s the sign of a dendrite forming in the battery, and it means that the battery has to be replaced.

Why is my phone dying when it still has battery?

Temperature is probably the most common reason that smartphone batteries die unexpectedly. As mentioned, your battery is made possible by chemical reactions. If your phone becomes too cold, the reactions can slow down, causing your battery to shut off suddenly even when it still has 30 or 40% juice.

What to do if iPhone suddenly shuts down?

  1. Switch off background processes. Even when your iPhone looks like it’s idling, it can be doing a lot of work behind the scenes.
  2. Enable low power mode.
  3. Turn off the phone properly.
  4. Completely drain and fully recharge.
  5. Update the OS.
  6. Force restart.
  7. Factory reset and restore.
  8. Battery replacement.