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What is syncui.dll?

Part of Windows Briefcase by Microsoft

What is it?

In Microsoft Windows, the Briefcase is a special folder that supports simple two-way file synchronization between itself and another folder. The Briefcase is designed for mobile PC users so that they may transfer it to a removable drive and have it synchronize with the computer to which the removable drive is attached.
Description of syncui.dll from Microsoft
You can use Briefcase to keep files in sync between two different computers, even if the computers aren't on the same network. If the computers aren't on the same network, you can copy files from one computer to another by using removable media, work on those files using the other computer, and then use Briefcase to sync the changes back to the original computer.
(syncui.dll is a system file that is installed with Windows)
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How is syncui.dll loaded?

Context menu handler - syncui.dll is typically associtated with identifier name of BriefcaseMenu. Windows Explorer displays a context menu for a file object when it is clicked with the right mouse button. This context menu allows various operations to be performed on the file object from within Explorer, like printing it or opening it with another program.
Approved shell extension - syncui.dll has a CLSID (globally unique identifier) of {85BBD920-42A0-1069-A2E4-08002B30309D} with and identifier of Briefcase. When the system detects that the user is downloading an external program that runs as part of the Windows user interface, the system searches for a digital certificate or requests that the user approve the action. If you enable this policy, Windows only starts approved programs.
Windows Briefcase is loaded by:


What is the community is seeing?What is the community is doing?
About 0.3% of all Boost users have the syncui.dll file.Of the 0.3% of syncui.dll users, less than 1% have disabled it.
Typical file (disk image) location:

Are there other versions of Windows Briefcase?

Why are multiple of the same versions listed?

What else is related?

What Windows OS versions does this run on?

Windows 8 (6.2.9200.0)
Windows 8 Enterprise (6.2.9200.0)
Windows 8 Enterprise Evaluation (6.2.9200.0)
Windows 8 Pro (6.2.9200.0)
Windows 8 Pro N (6.2.9200.0)
Windows 8 Pro with Media Center (6.2.9200.0)

About Microsoft Corporation

Microsoft, founded in 1975 by Bill Gates and Paul Allen, is a veteran software company, best known for its Microsoft Windows operating system and the Microsoft More...
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File details

File name: syncui.dll
Publisher: Microsoft Corporation (verified)
Name: Windows Briefcase
Description: Microsoft® Windows® Operating System
Version: 6.2.9200.16384 (win8_rtm.120725-1247)
Product version: 6.2.9200.16384
Size: 152 KB
Original file name: SYNCUI.DLL.MUI
Windows file protection: Yes

Context menu handler details

Name: BriefcaseMenu

Approved shell extension details

CLSID: {85BBD920-42A0-1069-A2E4-08002B30309D}
Command: Briefcase

Image hashes

MD5: 6c6f72852756f52010c9298796475956
SHA-1: 4ddb3b531ed2a4cf8e321eb030aab2e39d65b817
SHA-256: 58c391eb9e4b9f8f275b55633e0dc31aa2f6ddbf00fe07f1ab2708505d7ec2c0

PE image details

File entropy: 6.14832
File packed: No
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