Navigate back to the subscription you just created. We need to authorize your freshly-deployed contract as an authorized consumer of your subscription's balance! Click the "Add consumer" button on the right:
Adding a consumer to your subscription
Next paste in your deployed GettingStartedFunctionsConsumer.sol contract's address (#1) you copied earlier and click "Add consumer" (#2):
Paste in your deployed contract's address and add the consumer
Click the "Confirm" button in MetaMask to approve:
Approve to add a consumer
After the consumer is added, click the "Close" button:
Refresh your Subscription dashboard page, and you will see your new consumer of your Chainlink Functions Subscription!
Successfully added a consumer
In the next section, you will need your Subscription ID so copy it and head back to Remix.