You cannot click the “Next” button to if you use https:// prefix in the server filed when you configure a Microsoft Exchange Online account on an Android phone

[Symptoms]

Consider the following scenario:

-      You have a Microsoft Exchange Online mailbox user account.

-      You have an Android phone that supports Exchange ActiveSync.

-      When you add the mailbox account on the phone, you input a Microsoft Exchange Online server name with the https:// prefix in the Server field. For example, you input “https://red001.mail.microsoftonline.com” (without quotes) in the Server field.   

In this scenario, you cannot click the “Next” button to proceed with the configuration. 

[Solutions]

Remove “https://” prefix. For example, just input “red001.mail.microsoftonline.com” (without quotes) in the server field. Check the “Use secure connection (SSL) ” check box and proceed with the configuration.

[References]

https://www.microsoft.com/online/mobility/exchange-activesync.mspx

Here blow is a list of server names of for Microsoft Business Productivity Online Standard Suite (BPOS) accounts.

 

Courtesy of https://richfrombechtle.wordpress.com/2010/02/25/exchange-online-android/