Exchange 2016:- X-OWA-Error Microsoft.Exchange.Data.Storage.AccountDisabledException

Exchange 2013 – OWA/ECP defaults to Exchange 2010

Here is a quick tip for Exchange Admins working in an Exchange 2010/2013 Coexistence Environment. When you launch the Exchange Admin Center, https://wwwmail.domain.com/ecp and you login, you will be presented with the Exchange 2010 ECP page and not your Exchange 2013...
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