Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

5.2.3790.3959 (srv03_sp2_rtm.070216-1710) 0.09%
5.1.2600.5512 (xpsp.080413-2105) 81.62%
5.1.2600.5512 (xpsp.080413-2105) 1.18%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) 17.02%
5.1.2600.2180 (xpsp_sp2_rtm.040803-2158) 0.09%


Client Side Caching UI by Microsoft

Remove cscui.dll
Version:   5.1.2600.5512 (xpsp.080413-2105)
MD5:   2c4fcd36483a1f20ba367ed440a79d8a
SHA1:   c83abe50e172a1f679a7259890bf9959e2d96b87
SHA256:   7de3a0512e59cf24b9025473e4dc3d77e724642bf4d713d5976ec4ec3798d779
This is a Windows system installed file with Windows File Protection (WFP) enabled.

About cscui.dll (from Microsoft)

In UI Automation, caching means pre-fetching of data. The data can then be accessed without further cross-process communication. Caching is typically used by UI Automation client applications to retri


cscui.dll is loaded as dynamic link library that runs in the context of a process. This version is installed on Windows XP.


File name:cscui.dll
Publisher:Microsoft Corporation
Product name:Client Side Caching UI
Description:Microsoft® Windows® Operating System
Typical file path:C:\Windows\System32\cscui.dll
File version:5.1.2600.5512 (xpsp.080413-2105)
Product version:5.1.2600.5512
Size:324 KB (331,776 bytes)
Digital DNA
File packed:No
More details


Context menu handlers
Located in '*\shellex\ContextMenuHandlers'
  • Name: 'Offline Files'
Approved shell extensions
Located in the registry at 'SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Approved'
  • 'Offline Files Folder' with CLSID {AFDB1F70-2A4C-11d2-9039-00C04F8EEB3E}
  • 'Offline Files Folder Options' with CLSID {10CFC467-4392-11d2-8DB4-00C04FA31A66}
  • 'Offline Files Menu' with CLSID {750fdf0e-2a26-11d1-a3ea-080036587f03}

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Microsoft Windows XP 100.00%

Distribution by countryDistribution by country

United States installs about 37.77% of Client Side Caching UI.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 41.91%
Intel 14.71%
Compaq 11.76%
Hewlett-Packard 6.62%
Toshiba 5.88%
Sahara 4.41%
Acer 2.94%
American Megatrends 2.94%
Lenovo 2.94%
Should I remove It? Clean your PC of unwanted adware, toolbars and bloatware.

Download it for FREE