1- Go to Yandex webmail URL: https://mail.yandex.com

2- Then enter your full email address in username, example: test@porscheghana.com
and then enter your password to log in for the first time.
3- Now complete the below form and click "complete registration"

4- Now You will be logged into your webmail account:

5- If the following popup window appears, close it:

6- Now to make sure your account in set up properly click setting link, then "other" :

7- Click "Email clients":

8- And make sure the below all check boxes are checked:

Now your email is fully functional, and if you want you can setup your email client using this link:
https://yandex.com/support/mail/mail-clients.xml
Or you can you can download the mobile app from these links: