This could also be why:
The activation can show up as been done on your account but it doesn’t mean it’s fully activated enabling you to ring out etc which can take up to 24 hours for everything to work,read fully through the below:
The full giffgaff™ Activation Guide / Processing Time
—– Most Importantly —–
Make sure your handset/device is locked on the o2 network or unlocked to any network otherwise it will not work
—– More Info —–
giffgaff runs on the o2 network and operates as a “Mobile Virtual Network Operator” using the o2 / Telefonica Network more info-
giffgaff runs on the o2 network and operates as a “Mobile Virtual Network Operator” using the o2 / Telefonica Network
- Your Network Carrier Should/Will Display As >
As long as your network/phone/handset is locked on the O2 network otherwise unlocked to any network/carrier/open to all,those above will display.
This is all normal as stated from the info above.
Next - follow the steps below -
—— The Activation/giffgaff Info ——
● (Step 1) Once you’ve ‘Topped up to Activate’ the giffgaff sim - You will need to give the system around 30 minutes ( but in rare events it can take up until 24 hours to fully finish things off..
- Most Activation Completions Have Been Reported To Take From -
• Instant or a few minutes
• 30 - minutes -
• 60-90 - minutes -
• Maximum Time 24 hours - “in rare cases”
Also, - Double Check - your payments history
I hope this helps.