Here are some articles that may help you

International roaming troubleshooting guide

Network or service difficulties. This troubleshooting guide provides some basic troubleshooting steps for you to take if you are unable to make or receive calls or TXT when roaming.

How to recharge on a Vodafone Mini Cap

If your last recharge was on the Vodafone Prepaid Cap, you can top up with a Vodafone Mini Cap to give you some extra calls, TXT and data for either 1 or 3 days.

HTC One (M7) - Android 4.4.3 Software Update

Info and instructions on how to download the maintenance release for HTC One (M7)

2. Did these articles help to resolve your problem?

Great! Thanks for visiting Vodafone online support

Please note: Vodafone Support will respond to your email within 2 business days.

4. Please provide a detailed description of your inquiry

Please provide either your mobile number or account number to allow us to help you faster:

Your account PIN is the four digit number used to identify yourself.

So that we can confirm that you are the account holder, please provide all three points of ID noted below:

Three points of ID

2. Date of Birth (Required)

3. ID type used and ID number (Required)

I acknowledge that I am the account holder or am otherwise authorised by the account holder to access their account

Personal information provided will be managed in accordance with Vodafone's Privacy Policy