Activating a single or non-consecutive SIM cards can be achieved through the SIAM portal.
To activate a large amount of SIM cards with consecutive ICCIDs see: How to bulk activate SIM cards.
It is found at SIMS > Activate.
Note: You cannot activate two different types of SIM cards at the same time, for example AnyNet and EE. You cannot activate two different tariffs at the same time.
If successful, step 2 will appear:
If successful, a green message will appear:
If the following error code appears see: How to make a payment: