O2

O2 Outage Report in Sunningdale, Royal Borough of Windsor and Maidenhead, England

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O2 is the commercial brand of Telefónica UK Limited offering mobile phone and mobile internet service, including voicemail and SMS. With over 25 million customers, O2 runs 2G, 3G and 4G networks across the UK. O2 previously offered home broadband service.

Problems in the last 24 hours in Sunningdale, England

The chart below shows the number of O2 reports we have received in the last 24 hours from users in Sunningdale and surrounding areas. An outage is declared when the number of reports exceeds the baseline, represented by the red line.

O2 Outage Chart in Sunningdale, Royal Borough of Windsor and Maidenhead, England 12/26/2025 01:10

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Most Reported Problems

The following are the most recent problems reported by O2 users through our website.

  1. Phone (47%)

    Phone (47%)

  2. Internet (32%)

    Internet (32%)

  3. Total Blackout (14%)

    Total Blackout (14%)

  4. E-mail (4%)

    E-mail (4%)

  5. Wi-fi (3%)

    Wi-fi (3%)

  6. TV (1%)

    TV (1%)

Live Outage Map Near Sunningdale, Royal Borough of Windsor and Maidenhead, England

The most recent O2 outage reports came from the following cities: London, Southall, Hayes and Camberley.

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City Problem Type Report Time
United KingdomLondon Internet
United KingdomLondon Internet
United KingdomSouthall Internet
United KingdomLondon Internet
United KingdomSouthall Internet
United KingdomLondon Internet

Community Discussion

Tips? Frustrations? Share them here. Useful comments include a description of the problem, city and postal code.

Beware of "support numbers" or "recovery" accounts that might be posted below. Make sure to report and downvote those comments. Avoid posting your personal information.

O2 Issues Reports Near Sunningdale, England

Latest outage, problems and issue reports in Sunningdale and nearby locations:

  • owengmusic Eoghan (@owengmusic) reported from Bracknell, England

    @o2 Ive transferred over to another network but I cant use my phone because you wont unlock it after 2 store visits (Wandsworth and Bracknell) very frustrating

  • siegeism siege (@siegeism) reported from London, England

    @O2 Done. I’ve started taking screen shots of locations with no service because it’s so bad.

  • HarryRobertson5 Harry Robertson (@HarryRobertson5) reported from Bracknell, England

    @ThreeUK been a loyal customer for 6 years, recently brought a new contract through you, yet my upgrade price is far from being a loyal customer, I cant even get an existing customer deal unless I take out a third contract, what a joke! Even @O2 are cheaper than what I was told

  • nickysinclair Nicky Sinclair PGA (@nickysinclair) reported from Windsor, England

    @O2 why are the iPhone 12 deals better for a new customer than an existing long time o2 user? #absurd

  • ninavdbennett Nina Van Driel (@ninavdbennett) reported from Windsor, England

    @O2 I am sorry but I am simply shocked at your poor customer service. I have now called twice to complain and ask for help. Twice I have been told a manager would call me. Twice this has not happened.

  • siegeism siege (@siegeism) reported from London, England

    @O2 after 13 years I’ll be leaving O2. The #reception literally doesn’t exist in South London, better service with a tin can and string. It gets worse year in year out. Are you erecting #phone masts underground or something?

  • JonLeePButler Jon-Lee Paul Butler (@JonLeePButler) reported from Fleet, England

    @O2 if a mast in the area is not working, and service checker gives message of 'taking longer than expected' to fix. Would ALL O2 mobiles be affected in the area? Just asking, as mine is without signal but flatmates is with. Odd that. Don't you think?

  • HarryRobertson5 Harry Robertson (@HarryRobertson5) reported from Bracknell, England

    @ThreeUKSupport I want the note 20 4g but was told for 30gb £58 a month with a upfront cost, where as my "customer exclusive offer" was £55 a month. Or I can can to @O2 and get 90gb for £51 a month with a less up front cost. Talk about customer loyalty!!!

  • SaintGeorgie Georgie Tongue (@SaintGeorgie) reported from Wokingham, England

    @O2 I spent hours on chat to your advisers trying to cancel my phone contract and was told it was all done. I started a new contract with another provider and now suddenly I have been started on a new o2 tariff??? Help!

  • stevejonathan80 Steve (@stevejonathan80) reported from London, England

    Poor network in Se6 @O2

  • gonnella Pete (@gonnella) reported from Woodley, England

    @O2 frustrating deal with you guys, 6 months of poor service. Now dealing with your networks team, you quite obviously have a coverage issue in my area. Please just let me leave my sim only contract early thanks.

  • MissusWebb Sarah 🧡 (@MissusWebb) reported from Burnham, England

    @O2 I rang 202 and they said there was nothing they could do for me, just to change my password Will text that number now, thanks for your help 👌🏻

  • akasha303 Greg Meeres (@akasha303) reported from Twyford, England

    @O2 Your web chat support team advised I ‘needed’ to call Equifax, rather than Experian, even when I queried (as I have an Experian account). Might want to check the process playbooks! (Issue is now resolved through a work around).

  • Jenzy84 Jenna Christie (@Jenzy84) reported from Wokingham, England

    @O2 sort out your customer services ! Waited ages and because the operator didn’t like me saying how ridiculous the service was he cut me off!!! #disgusted

  • ollieeden Ollie Eden (@ollieeden) reported from Farnham, England

    @O2 I’ve been a customer for nearly 20 years, but I will be more than prepared to switch if you fund / pay for advertising on #GBNews #DontFundGBNews

  • musical_IH Iain Hunter (@musical_IH) reported from Spelthorne District, England

    @Br1tt3n @AppleSupport @O2 I’d imagine it’s more a network issue. My iPhone 12 Pro is gorgeous and hasn’t put a foot wrong

  • PatrickKeyte Patrick Keyte (@PatrickKeyte) reported from London, England

    @O2 please can you help me? Numerous people are getting calls from my mobile number when I haven’t actually called them or even have their details to start with. This has happened twice in the last week with two different people

  • Kierbro Kieran Brown #FRSA 🏴󠁧󠁢󠁳󠁣󠁴󠁿🇪🇺🏳️‍🌈 (@Kierbro) reported from London, England

    @O2 I will! If you could sort out anything at all, that would be amazing...! I’ve been a loyal customer for more than 20 years so it would be much appreciated..!

  • MissusWebb Sarah 🧡 (@MissusWebb) reported from Burnham, England

    Hello @O2 I am back 🙌🏻 after a few years with no signal, awful service I have come back with my tail between my legs 🙈 #ohtohavesignal 🥳🥳🥳

  • PGcomms Peter Gordon (@PGcomms) reported from Guildford, England

    @O2 hi there - my 3G/4G data facility on the phone hasn’t worked for some hours. Mobile phone signal ok. Is there a data prob?

O2 Issues Reports

Latest outage, problems and issue reports in social media:

  • C_R_J_W_71 Craig (@C_R_J_W_71) reported

    @BevPoppies @O2 Yeah had to have a new eSIM to fix it

  • tamrin_13 tamryn. (@tamrin_13) reported

    Not happy with this customer service @O2

  • kbetteley Grumpinho (@kbetteley) reported

    @O2 for some rain can’t connect to 5G (intermittently) or 4G (at all) in se4. Not helping that your partner virgin is also out on the broadband side. Any chance that one of you two might try and partner provide some sort of service?

  • Umz1261117 Umz (@Umz1261117) reported

    @O2 I raised a serious complaint (ref: C-130525391) regarding billing errors and debt collection despite credits being applied and your team admitting fault.

  • steve_r_music Steve Richer (@steve_r_music) reported

    Is there a problem with eSIMs not connecting at the moment, @O2 ??

  • tarapanayi Tara Panayi (@tarapanayi) reported

    @O2 I can’t receive calls, can’t receive or send texts or iMessages. I paid for an eSIM 2 days ago which now allows me to make outbound calls but still unable to receive. Nobody seems to want to help

  • silentobsello mamon (@silentobsello) reported

    @DeadbeatPad @O2 Same, but it’s been over 48hours for me in G1/G2. They don’t care, have had no acknowledgment of the issue from them.

  • ShaunfromDurham ShaunfromDurham 🇬🇧 (@ShaunfromDurham) reported

    Hey @O2, why does your phone service not work nearly everywhere I go? Its 2025 and major towns/cities I can’t use internet. Even when says 3-4 bars nothing loads. Any plans to sort this?

  • El_Lloydie Gareth Lloyd (@El_Lloydie) reported

    Dear @O2 could you kindly assist in getting my mothers my o2 login access reset. She has forgotten her login details and the automated bot keeps wanting her to login to change her username!

  • mswin166 mswin166💙 (@mswin166) reported

    @markhfaulkner @O2 I was told yesterday by O2 helpline it could last for weeks it’s a known problem with no cure