O2 has completed a significant upgrade to its mobile network in Glasgow, after completing work to boost signal and services in over 3,000 postcodes in the last 12 months. The operator’s investment to ...

O2 HAS rolled out a free mobile upgrade which will give millions of Brits better service across its network. The new perk is now available to customers across more than 700 UK towns and cities.

As millions of Brits head on a staycation this summer, O2 is ensuring that customers visiting many of Scotland’s most remote holiday spots can stay connected. With nearly half of Brits (48 per cent) ...

“Millions of O2 customers can now upgrade to 5G+ and experience the full power of O2’s industry-leading 5G standalone network,” proclaims the press release. Apparently the O2 network has now been ...

O2 has started rolling out a complimentary 5G+ network upgrade to all Pay Monthly customers, but you'll need a compatible phone and SIM card to access the faster speeds ...

O2's 5G+ network is live in 700 places in the UK, but you'll have to upgrade manually and, in some cases, change your SIM.