1.) In your email app on your Android phone, click on the three dot symbol and click onto settings.
2.) Then you will need to choose which email account you would like to update.
3.) The you will need to scroll down until you see the Incoming Settings and Outgoing Settings. We will need to update both of these settings.
4.) Firstly, click onto Incoming Settings, here you need to update the IMAP or POP3 Server. Your new server name will be mail.yourdomain. For example, if your domain is nursery.com your server name will be mail.nursery.com.
5.) Next, you will need to update the Security Type. In the drop down menu, please select SSL/TLS (Accept all certificates).
6.) Once you are finished, please click Done.
7.) Next, we will need to update the Outgoing settings. This will be the same as your incoming settings. The SMTP server will be the same as you entered above for your IMAP or POP3 server. You will need to enter it in box below.
8.) Then we will need to update the Security type, this is also the same as before. In the drop down menu, please select SSL/TLS (Accept all certificates)
9.) When you have completed the update, please click Done.