From massive milestones and Edge extensions, to underwater data centers, Chrome's Material makeover, Surface updates, and mobile acquisitions, it's our regular roundup of the week's top tech news.
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As regulators prepare to publish their objections to Three's proposed acquisition of O2 UK, Three's parent company has pledged to freeze prices for all customers on both networks for five years.
The head of the UK's telecoms regulator says the European Commission should block the £10.5bn deal, as it will reduce competition and "could mean higher prices for consumers and businesses".
The Lumia 550 has only been available in the UK for six weeks, but it's picked up plenty of discounts in that time - and in this latest deal, you can grab it for just £49.99 with a new £10 SIM.
EE and O2, two of the UK's largest mobile carriers, have acknowledged network issues that have left some customers unable to make or receive calls today - but the cause is not yet clear.
With 'The Complete Package', buyers can pay for six months of £20 pay-as-you-go service up-front - including 2GB of 4G data, 1500 minutes and 4000 texts per month - and get Microsoft's Lumia 550 free.
Three says it's already the UK's "most reliable" network - but with the addition of new spectrum on its network, it promises even greater reliability, plus nationwide 4G speed boosts of up to 50%.
Microsoft is currently offering £10 off its Band wearable device in the UK - but O2 will give you a massive £70 discount on the Band when you buy one of three Lumia Windows Phones from the carrier.
Hutchison Whampoa, the parent company of the Three brand, has announced plans to sell 33 percent of the combined Three and O2 network once its buyout of O2 UK is completed.
Thinking of buying a new Windows Phone and a wearable to go with it? A new O2 promotion will let you buy the Microsoft Band at a £70 discount when you buy it alongside a Lumia 640 smartphone.
O2 has refreshed its Pay As You Go tariffs in the UK, with the new Big Bundles offering 4G access to all new and existing Pay As You Go users.
Telefónica has agreed to sell O2 UK to Hutchison Whampoa, owner of Three - subject to regulatory approval - in a £10.25bn deal, creating a 'super-carrier' with more customers than any other in the UK.
Brits whose phones were stolen have been liable for huge call charges racked up by thieves, with some bills as high as £23,000 - but five carriers have now agreed to limit customer liability to £100.
Samsung's new flagship smartphones are now available to pre-order in the UK, with SIM-free prices starting at £599.99 for the Galaxy S6 32GB, and £760.00 for the 64GB Galaxy S6 Edge.
Pre-orders will open on Samsung's new flagship smartphones in the UK later this week, with deliveries commencing on April 10 - or a day earlier, if you order from Samsung directly.
From Surface success and the Office touch, to revenge porn, Amazon stores, flagship Lumias and a serving of HTC (c)rap, we take a look back at highlights from this week's top tech news.
Dixons Carphone is to become a mobile operator, offering customers the ability to change their price plans as needed, along with support for 'smart home' devices and Internet of Things connectivity.
Adding to its TV, broadband and landline packages, Sky is set to become a 'quad-play' provider with the launch of its own mobile voice and data services, running on the O2 UK network.
Amazon's Fire Phone has been a sales flop, including in the UK, where it launched at full price a day after US buyers got big discounts - but the device is available today from just £99 off-contract.
Hutchison Whampoa, owner of Three, has confirmed that it is in exclusive talks with Telefónica to acquire O2 UK in a deal worth up to £10.25bn, which would create the UK's largest mobile carrier.
Just a few weeks after BT confirmed that it is in talks to acquire EE, the parent company of Three is said to be considering a £9bn bid to take over O2 from Spanish communications giant Telefónica.
The carrier's representatives have made some public comments regarding the availability of the Lumia Denim firmware update. According to them branded devices should receive the update early next year.
giffgaff has said that it is now "ready for a full scale launch of 4G", beginning on November 12, with three new goodybags, but there's still no unlimited 4G data option - 5GB is the most you'll get.
Good news for O2 customers this morning as the carrier has started to push out Windows Phone 8.1 Update 1, which brings Folders and UK Cortana support. Only some models are targeted for now.
A tourist downloaded two episodes of a BBC sitcom while on holiday in Turkey, but later found the downloads came via her mobile network while on international roaming - and not via her hotel's Wi-Fi.
Despite disappointing sales in the US, where it is available only with AT&T, Amazon's Fire phone will be sold exclusively via O2 in the UK, where it can now be pre-ordered free on £33 a month plans.
giffgaff is changing its 'goodybag' price plans, removing unlimited data from all but the top-tier plan and limiting speeds to 300kbps for those using "more than their fair share" during peak hours.
Windows Phone has been capable of working with Visual Voicemail for some time but until now, no UK carriers have implemented it. O2 recently said that the feature would arrive, and now it has!
giffgaff - a carrier famed for offering unlimited data at low cost - has revealed its 4G 'goodybags', but its top-tier 4G package offers just 2GB of data, 500 mins and unlimited texts for £15 a month.
European carrier, O2, has posted a teaser image of the Galaxy S5 and is expecting the smartphone to be available on their network by the end of February within days from its announcement at MWC.
UK operator Tesco Mobile has announced that it will drop its surcharge for 4G services with immediate effect, meaning that all of its customers can now enjoy 4G at no additional cost, where available.
O2 has chosen to circumvent Ofcom's new guidelines which would have allowed customers to exit their contracts mid-term if prices increased, adding insult to injury with a further 2.7% price rise.
UK wireless provider O2 is now offering a way to get a new Xbox One console via a two year contract, priced at £99.99 upfront and £52 a month, which includes a Nokia Lumia 1020 smartphone.
giffgaff has announced plans for the rollout of its 4G services. Consultation with the user community begins next month, ahead of a full launch in March 2014 - but will unlimited data bundles live on?
Tesco Mobile is the latest U.K. operator to announce its 4G plans, for an extra £2.50 a month. Customers won't need a new contract, and can add or remove 4G, and adjust their data bundle, at any time.
Vodafone U.K. can't claim victory in 4G just yet with only six major cities covered, but plans to hit 98% coverage by 2015 are accelerating, with 4G soon to reach Glasgow, Liverpool and Manchester.
In a recent survey conducted by price comparison site Moneysupermarket.com, it has been found that users of certain UK mobile broadband providers will incur substantial charges for exceeding their bandwidth limitations. This news comes from...