Automatically fix the undeliverable email issue (delivery has failed to these recipients) when Microsoft Services Sign In is not running or signed in. /mats/outlook_exchange_diag/
Describes the kind of contact information that administrators and users can change by using the Exchange Control Panel or the Exchange Admin Center in ... http://support.microsoft.com/kb/2797931
Describes an issue in which Outlook can't set up a new profile by using Exchange Autodiscover for an Exchange Online mailbox in Office 365. http://support.microsoft.com/kb/2404385
Describes how you cannot use SMTP relay through Exchange Online for on-premises business applications and network hardware devices. http://support.microsoft.com/kb/2673379
Describes an issue in which a mobile device intermittently doesn't connect to Exchange Online in Office 365. Provides a workaround. http://support.microsoft.com/kb/2748176
To work around this behavior, do one of the following: Use Outlook Web App to access mail in Exchange Online. Set up Outlook to access mail in Exchange ... http://support.microsoft.com/kb/2826047
For more information about how to do this in Exchange Online, go to the following Microsoft website: ... Knowledge Base search. Supported Products list. http://support.microsoft.com/kb/2792924
Describes how to troubleshoot issues that may occur when you try to use Windows PowerShell cmdlets for Exchange Online in Office 365. http://support.microsoft.com/kb/2570535
Describes an issue in which you can't use your Office 365 federated credentials to authenticate Outlook or Exchange ActiveSync to Exchange Online services. http://support.microsoft.com/kb/2466333
Describes an issue in which you can't use Outlook 2011 for Mac to connect to your Exchange Online account in Office 365 or Office 365 Preview. Provides a ... http://support.microsoft.com/kb/2725168