Device Help HTC One SV Calls and voicemail
HTC One SV

HTC One SV

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Turning data roaming on my mobile phone on or off

Turning the screen lock on my mobile phone on or off

Restarting my mobile phone

Writing text on my mobile phone

Ending active applications on my mobile phone

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Getting started

Basic functions

Calls and voicemail

Messaging

Apps and media

Connectivity

Calls and voicemail

Back to device

Troubleshooting

I can't make voice calls
I can't receive any calls
I can't make video calls
I can't receive messages on my voicemail
I can't check my voicemail

Network

Turning flight mode on my mobile phone on or off
Choosing a network for my mobile phone
Choosing network mode for my mobile phone

Making calls

Making a call with my mobile phone
Making a call with hidden caller identification
Using call waiting on my mobile phone
Turning call waiting on my mobile phone on or off
Answering a call on my mobile phone
Turning caller identification on my mobile phone on or off
Diverting calls to another number
Using speed dialing on my mobile phone

Contacts

Copying contacts between my SIM and my mobile phone
Copying contacts from social network sites and email accounts
Creating a contact for my mobile phone
Merging identical contacts on my mobile phone
Assigning a contact to a speed dialing key

Voicemail

Diverting calls to my voicemail
Saving my voicemail number
Calling my voicemail
Cancelling all diverts on my mobile phone

Video guides

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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