To recover the hacked email account you will have to, first of all, ensure that you have access to your email or not. If you are still able to sign in your Juno mail and the password is not changed yet. You should reset the password. If you are unable to access your email because the password is changed the call on Juno email Customer Support.
Juno email Customer Care
1. Click on the Juno email settings.
2. Under this drop-down list select the change the password option.
3. Create a new password for your Juno email.
4. Enter the current mail password and then enter the new one.
5. Confirm the email password and then click on ok.
For more details visit at: Juno email Customer Care