Welcome to Vodafone Community
Is the new network Sim card activated ?
i.e it connects to mobile network data.
Are you in the UK?
May I ask what model and make of phone are you unlocking too ?
Current Phone > Samsung Note 10+ 5G _256Gb > Model: SM-N976B.
Samsung One Ui 2.1 / Android 10.
Samsung Gear s3 Frontier Watch.
Samsung Galaxy Buds.