To change your personal greeting
Call 901 from your mobile
Press the * (star) key
You will hear the main menu options - select option 'three'
Another set of options - select 'two' to record a full greeting, or 'three' to record a new nametag
Follow the prompts to complete the change
http://community.o2.co.uk/t5/Other-Products-Services/All-you-need-to-know-about-O2-Voicemail-901/m-p...
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.Currently using:
Pixel 7a (O2 & Lyca), One Plus 6 (Sfr), iPhone 12 Pro Max (Vodafone)