SysTools Importer – Technical Help [MSG to Office 365]


  • Source folder should have read permission.
  • Bandwidth should be minimum 10 Mbps.
  • Proxy Settings should not block the network call.
  • Antivirus should not block the application.
  • Source MSG file should be present under user name folder.
  • The source MSG folder should be at root level.
  • Microsoft O365 Admin account ID required for authentication.
  • Project should be created on Microsoft Azure portal and Permissions granted on the Azure project.
  • The destination account should be present at the destination domain.
  • Destination account should have valid license.
  • Scope for Destination :-
    • Full Access (EWS).
    • Mail.ReadWrite.All.

Features (Supported & Not Supported)

Feature Point Status Description
Demo Version License 2 User Allowed
Folder Structure Original Structure Maintained
Unicode character Names For Folders Supported
Special Characters / Foreign Language Names For Folders Supported
Folder Name Existing conflicts Supported
Deleted Items Supported
Subject, To, Multiple To, Cc, Multiple Cc, Bcc , Multiple Bcc Supported
Categories Not Supported
Default Status Supported Read Status
Mail Attachments Supported
Mail Timestamp Retention Supported Mail Sent/Received times maintained.
Drafts Timestamp Retention Supported
Maximum Mail Size Supported 50 MB
Importance (High, Normal, Low) Supported
Plain Body Supported
HTML Body Supported
Calendar Invitation Supported
Foreign Language Subject, Body, Attachment name Supported
Follow Up Flags Not Supported
Junk Email Supported
Folder Name Length Supported 256 character
MSG Files With Parent Folder Supported

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