Instant setup, two lines on one phone, the holiday pairing — and the one security habit that protects the bank account behind your number.
That's the entire list. A third-party "eSIM activation service" is a scam by definition.
Recent flagships broadly qualify; hosted brands (giffgaff, SMARTY, Sky and friends) sometimes lag their landlords — check per handset on the brand's own pages.
The free PAC text (65075) is identical for plastic and digital — how do I switch?
Banks text security codes to your number — which is exactly why criminals try to move victims' numbers onto SIMs they control.
Ring or WhatsApp and ask your question out loud — coverage, switching, a deal you're not sure about, a bill that stalled, a call that smelt fishy. We'll talk it through in plain English.
Calls: standard landline rate (020), usually inside your inclusive minutes. WhatsApp: free on your data. We give general guidance only — we can't open or touch any network account, and we NEVER ask for passwords, one-time codes, banking or card details.