@DanielDK
Not necessary to disable 2FA for billing.
What's the exact issue?
Guide: How to Pay Your Bill (Contract)
Or give them a call on 202, 0344 809 0202, or specific payment management number 0800 902 0217 / 0800 032 5302
Thanks
I have no affiliation whatsoever with O2 or any subsidiary companies. Comments posted are entirely of my own opinion. This is not Customer Service so we are unable to help with account specific issues.
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