Once you have activated the card then you can always check chickfila card balance
There are three ways for activation. One is via website or via application which is last option.
Now we will see how to activate via website.
For this first visit the website of chick fil
Then register if you are new user or login if you already have credential which are required for login
Then just enter card number and other details
Once everything is filled just save the changes
Then pay for your giftcard and you are good to go.