Is there an app to check iPhone battery health?
BatteryTesting is a well-designed battery benchmarking app for iOS devices. It’s also the perfect test for your iOS battery, no matter if it’s brand new or gently used.
Why is my iPhone 4S battery draining so fast all of a sudden?
One of the reasons why your phone battery dies so fast is because certain apps use up a lot of battery life while running in the background. Try removing these apps from your phone then check if the issue still occurs. Tap Settings from your Home screen. Tap Battery.
How long does a iPhone 4S Battery last?
Officially, Apple estimates that the iPhone 4S provides 8 hours of talk time on 3G, 14 hours of talk time on 2G, 6 hours of web use over 3G, 9 hours of web use over Wi-Fi, 40 hours of music playback, 10 hours of video playback, and 200 hours of standby time.
How can I check my iPhone Battery health?
To check your iPhone battery’s health, open the “Battery” menu in your Settings app and tap “Battery Health.” Whenever you charge your iPhone, the battery slightly degrades, meaning it won’t be able to hold as much power in a single charge.
How do I restore my iPhone Battery health?
Step By Step Battery Calibration
- Use your iPhone until it shuts off automatically.
- Let your iPhone sit overnight to drain the battery further.
- Plug your iPhone in and wait for it to power up.
- Hold down the sleep/wake button and swipe “slide to power off”.
- Let your iPhone charge for at least 3 hours.
How can I test my iPhone Battery?
Check your battery’s health
- Go to Settings > Battery.
- Tap Battery Health. iPhone displays information about your battery’s capacity, peak performance, and whether your battery needs to be serviced.
How can I save battery life on my iPhone 4S?
10 Ways to Save Battery Life on Your New iPhone 4S
- Turn off Location Services.
- Turn off Wi-Fi.
- Make sure Bluetooth is off.
- Shut off Push data.
- Turn off Vibration.
- Make sure Auto-Brightness is on.
- Make sure Auto-Lock is on 1 Minute.
- Turn off Cellular Data.