Ofcom has published new research that looks at customer service satisfaction with the UK's largest landline, broadband, mobile and pay TV providers.

Thousands of consumers were interviewed in February as part of Ofcom's research and were asked to rate their customer service experience if they'd recently contacted their provider.

WDS, which handles technical support for a number of mobile operators worldwide, is warning that varying hardware quality levels can cause problems for networks offering low-cost Android devices.

The open-source operating system offers more freedom than Windows Phone 7, which sets minimum hardware requirements, or Apple and RIM's in-house products.

A new study from Pitney Bowes Business Insight shows that just 45% of consumers in the USA and the UK trust their mobile provider.

The most important factors for establishing good trust according to UK consumers were front-line employees and marketing communications, while US consumers put management policies first.

The latest J.D. Power and Associates 2011 UK Mobile Phone Customer Satisfaction Study shows that mobile phone customers in the UK are more satisfied with call quality, coverage and cost of service than they were in 2010.

Customer satisfaction with pre-pay and pay monthly price plans were measured for the UK's major mobile networks, covering everything from call quality and coverage to tariff costs, customer service and the mobile phone itself.

O2 UK has announced the expansion of its in-store 'Guru' technical help service to the internet. O2 Guru TV is a YouTube video channel offering advice that helps customers get the most from their mobile technology.

The free service is open to everyone and currently includes over 400 videos, with over 50 new videos being added every month.