Can’t make calls or use internet

[Harryjoseph97]

Since around 3pm I have been unable to dial out and make calls or use my internet and my voicemail is unavailable. 

can anyone help, I have reset network settings and turned my phone on and off but haven’t resolved the issue. 

[Bambino · Accepted solution]

@Harryjoseph97 See if anything in these guides help:

How can I sort out my network issues? - o2uk

Why do I have poor coverage indoors? (o2.co.uk)

You can also reach O2 via social media for assistance or advice:
Facebook (https://o2uk.co/O2CFB), Twitter (https://o2uk.co/O2CTW), or Instagram (https://o2uk.co/O2CIG)