Hi,
We are sorry for the inconvenience. Could you please try the following solution and see if helps?
1. Visit Instagram.com from your web browser and revoke access of the plugin from here,
2. Log out from the current account signed in to Instagram.com,
3. Go back to the WordPress administrative dashboard of your website,
4. Navigate to Instagram Feed WD > Settings page, then press Reset Access Token,
5. After the page reloads, click Sign in with Instagram, and log in to your account.
As the account is signed in, please create your feed using the same username, and check if it works this time.
Thanks! Have a great day!
