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SMS messages

Hello, I can receive texts,calls and make calls. But I am unable to send any texts- a red circle saying not delivered. I have had this problem before and had continued with a sim swap as advised. That had helped- until now,2 weeks later it isn’t work...

Resolved! Callers are showing unknown but they are in my contacts

HiI have the Samsung S23 and all calls even known to me are showing as unknown. I have done a sim swap, what else can I do please? As need my phone for work in the NHS.

Resolved! Issue with call and text on other devices

Unable to call and text on samsung watch 4 classic been onto o2 several times eventually it connected to network but unable to receive calls unless on Bluetooth and near my phone. Tried leaving phone at home and the watch connects to 4g as it should ...

Mobile data wont stay connected but phone and sms are fine

Hi all, really hope someone can help. Upgraded from iPhone 12 to a 14 plus and got a new SIM on 27th June.I restored the phone from a back up from earlier in the day from my laptop. The mobile seems to drop out when I move to an area of bad signal, a...

Resolved! Unlock code Samsung s6

In need of an unlock code for an old Samsung s6

Resolved! Not receiving text messages from one number

I am not receiving text messages from one number. I have checked I have not blocked them. We can still call each other and I can text them but they can't text me, message fails. I have tried deleting contact info and readding on both phones. Can anyo...

Incoming calls showing unknown

Hello!I've found within the past week all my incoming voice calls have been showing unknown, even ones from people saved in my contacts. I'm using a xiaomi note 12 pro.Recently there's been a phone mast down in our area which means I haven't had any ...

Upgrading whilst abroad

I’d like to upgrade my tarif (sim only) but I’m currently abroad (in USA). Can I do this without any problems?

No messages

since I’ve changed to O2 I can’t send I messages my phone defaults to texts but they say they don’t send too

Resolved! O2 payg Not receiving incoming calls or texts

I can make outgoing calls and send texts, but not receiving calls or texts. Mobile data works fine. - tried resetting phone- tried sim in different handsets- tried in different locations (cities)- cleaned sim- done Sim Swap to new sim- DND is not ena...

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