Create your EtherMail account following this link

then

1. Go To Settings
   Go to your device’s settings screen and click on the Accounts option and click on the Add Account option

2 Accounts — IMAP Select Personal (IMAP)

1. Introduce EtherMail email address
   Place your email address: 0x…

1. Introduce Token
   Place your token as the account password that you created at the beginning of the guide.

2 Change your password from ether mail

1. Incoming Settings
   Ensure that the server says mail.ethermail.io

1. Outgoing Settings
   Ensure that the server says mail.ethermail.io

1. Outgoing Settings
   Set the frequency for emails, recommended is every 60 minutes unless it is your primary email.

Finally goto this link and collect the article for the same guide. Will be eligible for mirror airdrop