SIM & Network
Everything you need to stay connected, from activating your SIM to managing your data and using your phone abroad.
By Andy and 2 others3 authors53 articles
How to find your giffgaff number
How to manage call forwarding on your phone
Changing your giffgaff number
Understanding why your number has been deactivated
What to do if there's a delay when switching to or from giffgaff
How long your PAC code remains valid
How and when to transfer your number
Getting a PAC or STAC to leave giffgaff
I’m having problems after transferring my number to giffgaff
Joining us? Keep your existing number
What to do if Rich Communication Services aren't working after transferring your number
iMessage isn't working after I transferred my number to giffgaff
I’m having problems roaming abroad
Using a 5G network when roaming
Using your mobile phone abroad
How to save money when roaming abroad
Everything you need to know about roaming in the EU
Roaming notifications
Understanding a ‘non-terrestrial network’
How to prevent accidental roaming
Roaming charges in Switzerland, Isle of Man, Guernsey, and Jersey
giffgaff travel data add-ons and how they work
How to get or enable 5G with giffgaff
Understanding WiFi calling and VoLTE
How to use WiFi Extra hotspots or get WiFi on the London Underground
How to tether from your phone
How to perform a Manual Roam
Guide to texting 43430 (Inbound SMS)
RCS (Rich Communication Services) and how to switch it on
How to call or text an international number from the UK