Device Help Apple iPhone 4S (iOS5) Basic functions
Apple iPhone 4S (iOS5)

Apple iPhone 4S (iOS5)

View Device specs

Popular guides

Writing and sending SMS

Returning my mobile phone to standby mode

List of display icons

Turning the key lock on my mobile phone on or off

Guide to phone keys and sockets on my mobile phone

Search for topic or select one below

Getting started

Basic functions

Calls and voicemail

Messaging

Apps and media

Connectivity

My mobile phone's touch screen doesn't work

Back to Basic functions
If the touch screen isn't responding, follow these instructions to solve the problem.
We found 1 possible solutions to your problem. Click Start guide to see the solutions.
Start guide
Screen lock is turned on

Video guides

Issue: Slow Mobile Internet on iPhone Issue: Can't Use Mobile Data with iPhone Issue: Can't Make or Receive Calls with iPhone Issue: Slow WiFi on iPhone Issue: Can't Connect to WiFi with iPhone

Media guides

Clean up and Speed up your Smartphone Can't make or receive calls from your Smartphone? Can't use mobile data on your Smartphone? Can't connect to WiFi on your Smartphone? Slow mobile internet on your Smartphone? Slow WiFi connection on your Smartphone? Keeping your Smartphone Safe