My phone is unresponsive There are a number of reasons why your iPhone® 4s may freeze or become unresponsive, including: - Unstable application
- Low internal memory
- Multiple applications running at the same time
- Your iPhone® 4s software may need updating
You may have performance issues if your iPhone® 4s: - Performs slowly
- Freezes
- Turns off or unexpectedly restarts
- Displays error messages
- Is unable to install or update applications
Try each of these steps to see if it helps improve your phone's performance. - Perform a soft reset. A soft reset restarts your phone and does not erase any of your content or data.
- From the home screen, press and hold the Power key and Home key.
- Release the keys when the Apple logo appears.
- Your iPhone® 4s restarts.
- Determine if your phone has low memory.
- From the home screen, select Settings.
- Select General.
- Select Usage.
- If your phone has low memory, troubleshoot low memory issues.
- Close background applications. Some apps continue to run in the background after you exit them. NetZero recommends that you close background applications when you're not using them.
- Verify that your iPhone® 4s is running the most recent software and run any updates if necessary.
There may be a software update that improves battery life on your phone.
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