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.OLK15MSGATTACH File Extension

File TypeOutlook 2016 Email Message Attachment File

2.0 (4 Votes)
CategoryData Files

What is an OLK15MSGATTACH file?

An OLK15MSGATTACH file is a data file created by Microsoft Outlook 2016, an email and calendar program. It contains information about attachments to emails sent and received by a user in Outlook. OLK15MSGATTACH files are similar to .OLK14MSGATTACH files, which are created by Outlook 2011.

More Information

When viewing an email message in the 2016 version of Outlook for macOS, the data in the OLK15MSGATTACH file is loaded. The file allows the software to operate more efficiently by loading the information only when the user needs it.

OLK15MSGATTACH files are stored in the following directory: [user]/Documents/Microsoft User Data/Office 2011 Identities/Main Identity/Data Records/Message Attachments/

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Programs that open OLK15MSGATTACH files

Updated 1/10/2018


Our goal is to help you understand what a file with a *.olk15msgattach suffix is and how to open it.

The Outlook 2016 Email Message Attachment file type, file format description, and Mac programs listed on this page have been individually researched and verified by the FileInfo team. We strive for 100% accuracy and only publish information about file formats that we have tested and validated.

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