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What is acthumbnail16.dll?

Part of AutoCAD by Autodesk

What is it?

AutoCAD component is part of Autodesk's AutoCAD, a software application for computer-aided design (CAD) and drafting that supports both 2D and 3D design formats. AutoCAD is used in a range of industries, employed by architects, project managers and engineers, amongst other professions.
Description of acthumbnail16.dll from Autodesk
Design and shape the world around you with the powerful, flexible features found in AutoCAD software, one of the world’s leading design applications. AutoCAD software is a world-leading design and documentation solution that helps drive design innovation for companies of all sizes in almost all industries.
Download Boost and enjoy your PC. Speed up AutoCAD and optimize your PC.

How is acthumbnail16.dll loaded?

Approved shell extension - acthumbnail16.dll has a CLSID (globally unique identifier) of {AC1DB655-4F9A-4c39-8AD2-A65324A4C446} with and identifier of Autodesk Drawing Preview. 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.


What is the community is seeing?What is the community is doing?
About 0.2% of all Boost users have the acthumbnail16.dll file.Of the 0.2% of acthumbnail16.dll users, 13.0% have disabled it.
Typical file (disk image) location:
C:\Program Files\common files\autodesk shared\thumbnail\acthumbnail16.dll

Are there other versions of AutoCAD?

What else is related?

What Windows OS versions does this run on?

Windows 8 Pro (6.2.9200.0)

About Autodesk, Inc.

Autodesk, Inc. focuses on 3D design software for use in the architecture, engineering, construction, manufacturing, media and entertainment industries. The comp More...
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File details

File name: acthumbnail16.dll
Publisher: Autodesk, Inc. (verified)
Name: AutoCAD
Description: AutoCAD component
Size: 22.82 KB

Digital certificate

Issued to: Autodesk
Certificate authority: VeriSign
Effective date: 8/27/2009
Expiration date: 9/21/2012

Approved shell extension details

CLSID: {AC1DB655-4F9A-4c39-8AD2-A65324A4C446}
Command: Autodesk Drawing Preview

Image hashes

MD5: d034eba5aab83fc08c9475577a2ffef1
SHA-1: 13df8ab0cf275fc56204aef524cd17e8cb661f70

PE image details

CLR assembly: Yes
Langauge*: Microsoft Visual C# / Basic .NET
File packed: No
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