VersionsVersions

6.3.9600.16384 (winblue_rtm.130821-1623) 2.07%
6.3.9600.16384 (winblue_rtm.130821-1623) 0.11%
6.3.9600.16384 (winblue_rtm.130821-1623) 2.99%
6.3.9431.0 (winmain_bluemp.130615-1214) 0.29%
6.3.9431.0 (winmain_bluemp.130615-1214) 0.06%
6.2.9200.16384 (win8_rtm.120725-1247) 2.53%
6.2.9200.16384 (win8_rtm.120725-1247) 16.09%
6.2.8400.0 (winmain_win8rc.120518-1423) 0.11%
6.2.8400.0 (winmain_win8rc.120518-1423) 0.11%
6.2.8250.0 (winmain_win8beta.120217-1520) 0.06%
6.2.8102.0 (winmain_win8m3.110823-1455) 0.11%
6.1.7600.16385 (win7_rtm.090713-1255) 6.38%
6.1.7600.16385 (win7_rtm.090713-1255) 38.91%
6.1.7600.16385 (win7_rtm.090713-1255) 20.06%
6.1.7600.16385 (win7_rtm.090713-1255) 4.08%
6.1.7600.16385 (win7_rtm.090713-1255) 0.06%
6.1.7600.16385 (win7_rtm.090713-1255) 0.06%
6.1.7600.16385 (win7_rtm.090713-1255) 5.92%

Relationships

aepdu.dll

Program Compatibility Data Updater by Microsoft

Remove aepdu.dll
This is a Windows system installed file with Windows File Protection (WFP) enabled.

Overview

There are 18 versions of aepdu.dll in the wild, the latest version being 6.3.9600.16384 (winblue_rtm.130821-1623). aepdu.dll is run as a standard windows process in the context of the SYSTEM account with extensive privileges. A job within the Windows Task Scheduler is added to execute this process of a specific schedule during installation of the program. The average file size is about 477.25 KB. Some variations of the file have been seen to be installed with the program Dolby Home Theater v4 from Dolby Laboratories Inc. During the process's lifecycle, the typical CPU resource utilization is less than 0.01% with the maximum memory reaching around 39.48 MB.

What is aepdu.dll?

The Program Compatibility Wizard prompts you to test your program in different modes (environments) and with various settings.

About aepdu.dll (from Microsoft)

For example, if the program was originally designed to run on Microsoft Windows 95, set the Compatibility Mode to Windows 95, and then try to run your program again. If the program runs, the program w

DetailsDetails

File name:aepdu.dll
Publisher:Microsoft Corporation
Product name:Program Compatibility Data Updater
Description:Microsoft® Windows® Operating System
Typical file path:C:\Windows\System32\aepdu.dll

ResourcesPrograms installed in

(Note, the programs listed below are for all versions of Program Compatibility Data Updater.)
Dolby Laboratories Inc
6% remove
Dolby® Home Theater® v4 comprises a suite of technologies that work together to deliver a cinematic surround sound experience on your desktop or laptop with crisp and clear PC audio. You can enjoy it ...

BehaviorsBehaviors

(Note, the behaviors below are for all versions of aepdu.dll, select a unique version for details.)
Scheduled tasks
  • The task 'Microsoft Compatibility Appraiser' runs daily in the path '\Microsoft\Windows\Application Experience\Microsoft Compatibility Appraiser'
  • The task 'ProgramDataUpdater' runs daily in the path '\Microsoft\Windows\Application Experience\ProgramDataUpdater'
  • Entry path '\Microsoft\Windows\Application Experience\ProgramDataUpdater'

VersionsAll file variations of aepdu.dll

MD5SHA-1File size
ff9754312611fb59deb8cb2a9c96c10a 176c531e03ff2e39b8888af5d2bcb32dbde768bb 577 KB
2cacce88eb9ffae24cda2f3dfb50ebef 0b83fd062e3c6d3f42275fa31e6f770153ad5a17 506 KB
311aaefabedb1fa343ddd8322c290378 4872cfdd55897a974b6ff1a9b73da11e9771e4a1 578 KB
106157ac518a8b16304df12045acd93d 2e7b1e122f2e98d350d01930638e877676c3484b 575.5 KB
6476d22bd8f2dc157f0a1e95162104b9 424437e40c1734ac973f716b0cc67d72143919fe 505 KB
57beba67926634f4931eeca9f6f35b6d 08b37d0c1a9814dc88d1303df22374d8b0269bb9 517 KB
b0c3a644ceac49c278d59c85e2ed50c1 5b89dacf8399524ac12c70517ab0de366864e81e 590 KB
15a2a0c314c6d404c900af99d82f3771 cfeb57a5630e10ea8c64b2aff75d8a73a52cbd14 590 KB
26eb39ca57283b8fd41aeb976648ac62 3326bb2b52deb09e087fc0b0c61cb7141038d3b2 516.5 KB
2b540f7cb1941b20ae876d66fc87b5be 9dc2f9df0bfd59db562906bfd12a759356ecf676 481 KB
f9bd9bbf3bdad2abfe880f705e7c306d 03314fad18276d014f086bf7545b8d45315ace06 417 KB
4b45623a379462bff19619c5cd6d89b2 a632a216a91d9814575ad607700fcefe3d8fda59 312 KB
af84c72ee2e49da2b13ef30daba5b5cc e4d47ae19f60f0b0b3030add85f2b213d36f8b84 402.5 KB
27a81a5feb2acf01d406efe153e95d4c df81a4f65735baca6537eaac4a9c86e566bf7d20 314 KB
5d8e98eb948c2f6e8fb0f64e457cfb87 6696fcc23983226750898bfae46e56d16bc4338b 399 KB
1da49bfa5b76d128851c9474c1a69b21 b64986725e4c539bc124edc43e3de182729f9251 361 KB
84ed099009ef0df82a37d4feae012655 0aa85b149a052765f541f1cfd342e5bd28186027 454.5 KB
2c053c9b2a8249f1f9b38ed1ae455771 a8659959a3f178f5610d341815d28fbe95a8a84a 494.5 KB

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 37.50%
Windows 7 Ultimate 16.00%
Windows 8.1 11.75%
Windows 7 Professional 7.50%
Windows 8 6.00%
Windows 8.1 Pro 5.75%
Windows 8 Pro 4.00%
Windows 8.1 Single Language 2.00%
Windows 8 Single Language 1.75%
Windows 7 Home Basic 1.75%
Windows 8.1 Pro with Media Center 1.25%
Windows 8.1 Pro Preview 0.75%
Windows 8 Enterprise N 0.50%
Windows 8 Enterprise 0.50%
Windows 7 Starter 0.50%
Windows 8.1 Enterprise 0.50%
Windows 8 Pro with Media Center 0.50%
Windows 8.1 N 0.25%
Windows Seven Black Edition 0.25%
Windows 8.1 Enterprise Evaluation 0.25%
Windows Developer Preview 0.25%
23 other Windows OS version

Distribution by countryDistribution by country

United States installs about 44.58% of Program Compatibility Data Updater.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 21.17%
Hewlett-Packard 16.07%
ASUS 15.50%
Toshiba 11.34%
Acer 10.78%
Lenovo 8.70%
Sony 5.29%
Intel 3.02%
GIGABYTE 2.65%
Samsung 1.89%
Alienware 0.95%
Medion 0.76%
Gateway 0.38%
MSI 0.38%
NEC 0.38%
Compaq 0.38%
Sahara 0.19%
American Megatrends 0.19%
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