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Microsoft Lumia 640

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How to
Troubleshoot
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My mobile phone's touch screen doesn't work

This troubleshooting guide will take you through a number of possible causes to help you find a solution to your problem.

Possible cause 2:

Your mobile phone isn't responding: Restart your mobile phone.

List view

1. 1. Restart your mobile phone

Remove the battery for about 10-15 seconds.
Turn on your mobile phone.
Microsoft Lumia 640
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