Table of Content
Introduction
Application Category & Support
Owned by Organization
MIME Type
Registry Keys
How to open and view OTM file
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OTM (.OTM) File Extension

The OTM file extension stores macro written for Microsoft Outlook email client application. All Outlook macros are kept in a single VbaProject.otm file that contains scripted programs created in the Visual Basic Editor. These functions are used for scanning email messages or collecting file attachments.

Project Files

Microsoft Office Outlook

Microsoft Corporation

Application/octet-stream

Outlook 2007 on Windows Vista/Windows 7

Drive:\Users\(user)\AppData\Roaming\Microsoft\Outlook\VbaProject.OTM

Outlook 2010 on Windows Vista/Windows 7

Drive:\Users\(user)\AppData\Roaming\Microsoft\Outlook\VbaProject.OTM

Outlook 2013 on Windows 8

Drive:\Users\(user)\AppData\Roaming\Microsoft\Outlook\VbaProject.OTM

HKEY_CLASSES_ROOT\.otm

HKEY_CLASSES_ROOT\OTMFile

HKEY_CLASSES_ROOT\Outlook.File.otm.14

HKEY_CLASSES_ROOT\Outlook.File.otm.15

The OTM extension is created and opened using MS Outlook Email Client.

 

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