Unfortunately once you’ve applied, been approved and receive your credit card it in the mail you won’t be able use it right away. You must first activate the card (ie: unblock). Since credit cards are sent in the mail, for security reasons, they are blocked. Activating the credit card removes this block, allowing you to use it to make purchases or withdraw money.
The way to activate your the card is usually very simple and is described in the cover letter that you receive with the card.
Since every issuer has their own way to active a card we’re compiled the following list below: