Wed, Mar 11, 2026 Millions of O2 customers will enjoy faster, more powerful mobile speeds with a new rollout of 5G+ across ...

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.

O2 said 5G+ is now available in more than 700 towns and cities across the country, and any of its Pay Monthly customers are now receiving this upgrade at no extra cost to their existing bills.

O2 customers can now access faster, more powerful mobile speeds with the rollout of 5G+ across more than 700 towns and cities, available on O2 as standard ...

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.