Help Centre
Find answers to common questions about our business mobile, hosted VoIP telephony and IT services. Search or browse categories below.
APN & Data Settings
Step-by-step APN (Access Point Name) settings for every UK mobile network. Fix mobile data issues on Android and iPhone with our network-specific guides.
27 articles
MobilesGetting Started with VoIP
Everything you need to know to set up your hosted VoIP phone system, from broadband requirements to handset configuration.
14 articles
VoIPNumber Porting & Switching to VoIP
How to port your existing phone numbers to VoIP, switch from PSTN/ISDN landlines, and migrate your business telephony.
6 articles
VoIPVoicemail Setup
How to set up, manage and turn off voicemail on every UK mobile network. Find voicemail numbers, change greetings and troubleshoot common issues.
12 articles
MobilesCall Forwarding & Diverting
How to set up call forwarding and call diverting on UK mobile networks. Divert codes, step-by-step instructions for iPhone and Android, and business use cases.
11 articles
MobilesSIP Trunking & Configuration
Technical guides for SIP trunk setup, SIP ALG troubleshooting, codec configuration and firewall settings for VoIP.
6 articles
VoIPMMS & Messaging
Everything about MMS (Multimedia Messaging Service) on UK mobile networks. What MMS is, how it works, costs, and troubleshooting picture messages.
7 articles
MobilesVoIP Troubleshooting
Fix common VoIP issues including call quality problems, one-way audio, registration failures, echo and jitter.
6 articles
VoIPRoaming & International
Mobile roaming guides for UK businesses travelling abroad. Understand roaming charges, EU rules, international bolt-ons and how to avoid bill shock.
8 articles
MobilesVoIP Phones & Hardware
Setup guides for Yealink and other IP phones, headsets, conference phones and DECT handsets.
5 articles
VoIPSIM Cards & eSIM
Everything about SIM cards, eSIM setup, SIM swaps, PUK codes and nano SIM sizes. Guides for all UK mobile networks on Android and iPhone.
11 articles
MobilesVoIP Features & Call Management
How to use hosted VoIP features including auto attendant, call recording, call queues, voicemail and call forwarding.
11 articles
VoIPSpend Caps & Billing
Understand mobile spend caps, how to set billing limits, and manage your business mobile costs. Prevent bill shock with our practical guides.
5 articles
MobilesVoIP Security & Fraud Prevention
Protect your hosted phone system from toll fraud, SIP attacks, and ensure compliance with call recording regulations.
3 articles
VoIPRemote Working & Softphones
Set up softphone apps, configure remote extensions, and enable your team to work from anywhere with VoIP.
4 articles
VoIPWiFi Calling
How to enable and use WiFi calling on UK mobile networks. Make calls over WiFi when signal is poor, with guides for iPhone and Android.
6 articles
MobilesInternational Calls & Texts
How to make international calls and send texts from your UK mobile. Costs by network, country codes, cheap calling options and business international packages.
6 articles
MobilesBolt-Ons & Add-Ons
Everything about mobile bolt-ons and add-ons. Extra data, international minutes, roaming packs and more from all UK networks.
5 articles
MobilesLost & Stolen Phones
What to do if your phone is lost or stolen. How to block, track and recover your device, report to police and claim insurance.
4 articles
MobilesHotspot & Tethering
How to use your phone as a WiFi hotspot and share your mobile data with other devices. Setup guides, data usage tips and business policies.
3 articles
MobilesNetwork Coverage & Signal
Check mobile network coverage, understand signal issues and learn about the 3G switch-off. Coverage maps, signal boosters and tips for improving reception.
15 articles
MobilesNumber Porting & Switching
How to keep your mobile number when switching networks. PAC codes, STAC codes, porting timelines and what to expect when you switch provider.
19 articles
MobilesContracts & Cancellation
Understand mobile contracts, notice periods, early termination fees and how to cancel. Know your rights and options when your contract ends.
12 articles
MobilesData Plans & Usage
Understand mobile data plans, check your usage, manage data allowances and choose the right plan for your needs. Business and personal guides.
7 articles
MobilesSmall Business IT Support
Guides for small business IT support, managed services and outsourcing.
36 articles
ITWindows 10 Support & End of Life
Windows 10 end of life, extended support and migration to Windows 11.
5 articles
ITCyber Security & IT Security
Cyber security services, IT security audits and protecting your business.
13 articles
ITCloud & Microsoft 365
Cloud solutions, Microsoft 365, Azure and cloud backup for business.
8 articles
ITPopular Articles
Vodafone Voicemail: Number, Setup and How to Turn Off
Vodafone voicemail number is 121. Learn how to set up, listen to and turn off Vodafone voicemail, plus tips for business users.
Read article →Vodafone APN Settings
Complete Vodafone UK APN settings for Android and iPhone. Fix mobile data and MMS with step-by-step setup instructions.
Read article →O2 Voicemail: Number, Setup and How to Turn Off
O2 voicemail number is 901. Learn how to set up, listen to and turn off O2 voicemail, change your greeting and manage messages remotely.
Read article →How to Get a PAC Code from Vodafone
Request your PAC code from Vodafone to keep your number when switching to another mobile network.
Read article →How to Change APN Settings on Android
Step-by-step guide to changing APN settings on Android phones including Samsung, Google Pixel, and other manufacturers.
Read article →O2 APN Settings
Complete O2 APN settings for pay monthly and PAYG customers. Step-by-step guide for Android and iPhone setup.
Read article →