In the next step you will be asked to sign in with a Google account. Select the Google account that is associated with the YouTube channel you want to add:
After you select the account, a YouTube/Google permissions dialog will be displayed, which you will need to confirm:
Finally, you will be redirected to Swat.io again, where you will see the YouTube channel you want to add. Now click "Add" and the process is complete. 🎉
If you have any further questions, don't hesitate to contact our support team either via chat or via firstname.lastname@example.org!