Phones
Tablets, laptops and dongles
SIMs and Tariffs
Accessories and more
Flexibility
Perks
Services
Connected
Live bigger with Volt
See all the reasons to choose O2
Help and support
Most popular
Useful links
Contact us
It's important that the date and time are correct as some phone functions won't work.
Press Settings.
Press System.
Press Date & time.
Press the indicator next to 'Set automatically' to turn on the function.
Press the Home key to return to the home screen.