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Operator sees 135,000 mobile contract customers join in Q1 as its Refresh tariff maintains market-leading churn of 1.1 per cent
Operator upgrading a quarter of its 2G and 3G masts before the end of the year and spending £16m to bring 3G data coverage to more than 200 areas; 4G network now covers 191 towns and cities
Regulator to use over-the-counter handsets, with tests assessing whether UK networks have achieved consistency
Retailer reveals it has spent £10 million on the service in the past six months, including £3 million on training store staff
Five-year deal for 4G expansion and upgrade to 2G and 3G networks
Consumers will be able to roam across 4G using smartphones and tablets in 18 countries from this summer
The European Commission decision could see passengers able to use their smartphones and tablets fully on planes
The operator missed the June 30 deadline to achieve 90 per cent 3G coverage, but has set out a strategy to comply by the end of this year
Operator must not use ad in its current form again after customer complained he was misled by the checker that told him he would receive excellent 3G coverage within his postcode
Operator says it is “disappointed” by Ofcom proposals which may increase the fee it pays for certain spectrum bands by 430 per cent