This manual refers to an old version of CodeTwo Office 365 Migration. Go here if you use the latest version.

This version of the program uses EWS to connect to Office 365 (Exchange Online). To continue using the program, make sure EWS is enabled in your tenant and the CodeTwo migration app is included in your EWSAllowedAppIDs list. See this article for instructions

MAPI source connectivity

MAPI is a legacy method of connecting to a source Exchange server.

Important

The program currently allows creating only one connection to a source Exchange environment via MAPI. You can create multiple connections via EWS.

This section describes the most common problems associated with MAPI connection, with appropriate solutions. Use the links below to learn more.

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If you still need help, contact our Customer Service. We know our products inside out.

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