Network

Share network queries, including support on 5G, roaming, blocking and reporting numbers, switching your number and more.

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How to ensure your phone is ready for the 3G switch off

We've phased out our 3G network in most areas around the UK. Please check your settings are correctly enabled to be able to connect to our network. Here’s how to check you have the right settings for 4G data and 4G Calling (VoLTE) connectivity;   1. ...

JonathanB by Community Moderator
  • 32515 Views
  • 25 replies
  • 3 likes

4G Calling Abroad

Whether it’s for that just in case of emergency call, or so you can give your family and friends back home a moment by moment playback of your time away, staying connected whilst abroad is really important. Many networks around the world are already ...

JonathanB by Community Moderator
  • 11380 Views
  • 2 replies
  • 4 likes

Sms delayed

My SMS messages taking 1 hour or longer to be delivered anyone else having same issue.Have restarted phone still the same  

Car_tech by Fledgling
  • 802 Views
  • 1 replies
  • 0 likes

iPad "Mobile Data Number" shows as "Unknown": Why?

As per the title, I have three new-ish iPads I own outright (two M4 Pro's, one Mini 7), and they all have pre-paid eSIMS in them from UK network Three – the "24 Gigs for 24-months" physical pSIMS you can buy online, that I had to call customer servic...

photeks by Regular
  • 5093 Views
  • 19 replies
  • 0 likes

MTU

Does anyone know how to sort out the MTU problem on xbox live, it's been fine for 20 months now for the last 2 weeks it's been lagging so bad online its impossible to play, and is says there is a MTU problem mine is at 1360 

Mart by Fledgling
  • 1168 Views
  • 3 replies
  • 0 likes

Your connection is not private

"Your connection is not privateAttackers might be trying to steal your information from mobile.three.co.uk (for example, passwords, messages or credit cards). Learn more about this warningnet::ERR_CERT_COMMON_NAME_INVALID" Anyone else getting this me...

Myujunwa by Fledgling
  • 1968 Views
  • 8 replies
  • 0 likes

Best solution isle of man

Can anyone please let me know is 3 is available of iom, map says 3g is now canalled but 4 and 5G are not available, but I thought I had used Three out there in the past.  Thanks Susan

Go Roaming add on

i had an issue regarding my add ons. when i purchased an add on, it works. then all of a sudden i cant access through internet but i still have 14.5gb go roaming to use. please help, any advise will be appreciated. 

kai23 by Fledgling
  • 2075 Views
  • 10 replies
  • 0 likes

Roaming

How do I find out if my phone and wife's phone are set up for when we go on holiday in 3 weeks 

Bigron by Fledgling
  • 548 Views
  • 1 replies
  • 0 likes

Persistent poor 4G,5G coverage across the UK iPhone 15 Pro HGV driver

Hi,I’ve been experiencing consistently poor 4G and 5G coverage for the past 1.5 years across various areas of the UK. I’m using an iPhone 15 Pro and have been a Three UK customer for about 10 years. I’ve been on a new contract for the last 6 months, ...

S21 by Fledgling
  • 2031 Views
  • 3 replies
  • 1 likes

Mobile Data Not Working.

Having travelled from The Netherlands back to the UK, since my return mobile data has not been working. I am receiving a 4G/5G signal, but nothing requiring data is working. I tried calling customer service, but you simply get a text saying network c...

No signal

I’ve had no signal in Shetland for the last 5 days anyone know what the issue is?

Moz74 by Fledgling
  • 673 Views
  • 2 replies
  • 0 likes