You need to use your old sim card or if it doesn't fit or you need 5g, start a sim swap from your old sim Guide: Sim Swap: a mini guide 2017 update
Hey @Neil4 hope you're well Keep us posted on how you're getting on with this - hope everything is now sorted with your SIM and phone.
→ COVID-19 support - Help and support from O2 during the lockdown
→ Access for You: Registration - Find out how to register for our Access for You service.
→ Just joined the community or thinking of registering? Check out this handy starter guide!
→ Have a query about your account? See if the My O2 how-to guide will help
If you'd like to take part, why not register?
Track usage, upgrade and get support with the My O2 appDownload My O2