MMS settings for GiffGaff or O2 on the HTC 8X in the UK

[sibrecat]

Oliver them codes didn't work for me, been trying them for days etc, tried the ones Blair gave but replaced O2 apn with giffgaff and its worked
Sent from my Windows Phone 8X by HTC using Board Express

 

[John Mattos]

These settings work for me on O2, not sure if GiffGaff use their own gateways though being a MVNO...

APN: wap.o2.co.uk
Username: o2wap
Password: password (I think, blanked out now)
WAP gateway port (URL): 82.132.254.1
WAP gateway port: 8080
MMSC (URL): http://mmsc.mms.o2.co.uk/
MMSC port: 8002
Max MMS size: blank
IP Type: IPv4

Finally!!!! Thank you so much This has been a complete pain for many days now

 

[DuncanF62]

I couldn't find any setting that worked for me. Then I found a "chat with a guru" button on MyO2. He pushed out a message and had it sorted in a minute or so.