Device Help Sony Xperia Z2 Basic functions
Sony Xperia Z2

Sony Xperia Z2

View Device specs

Popular guides

Choosing a message tone for my mobile phone

Turning data roaming on my mobile phone on or off

Turning the screen lock on my mobile phone on or off

Using my internet browser

Checking data usage 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 WiFi on Android Issue: Slow Mobile Internet on Android Issue: Can't Use Mobile Data with Android Issue: Can't Connect to WiFi with Android Issue: Can't Make or Receive Calls with Android

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