First you need to confirm if your application have been approved or not but if it has been approved you will see something like the screenshot below.
Then scroll down to Associate an AdSense account you will be given some “Guidelines and Information”
Now click on how do I get paid from the listed guidelines click the “Associate an AdSense account” link then click the “Next” button at the bottom of the next page.
Now you will be given an option
If you wish to use another Google account, click the “Use a different or new Google Account” button beside it and sign in with the account.
Now you will be asked for your YouTube channel link and then make sure your content language are correct on the page, and click the “Continue” button.
The next page will provide you with the application form for AdSense. Fill in the information required in the
appropriate fields, like Country, Time zone, Account type, Payee name, Street address, City, Phone, and
Email preferences. Your personal information, such as your payee name and contact details, should be
accurate and matching the data in your bank account that will receive all payments.
Click the “Submit my application” button when you’re done.
You will be given a notification just like this one below.
Your AdSense application will be reviewed, and you will receive an email once it’s confirmed. As long as your account is in good standing, you should have this approved. It should take less than 24 hours. Once it’s been approved, your AdSense account is now linked to your YouTube account, and you can now start earning money from your videos.