| Folder |
Purpose |
| Program Files |
Stores Application programs |
| Program files (x86) |
Stores applications for 32-bit programs on 64-bit OS |
| Application Verifier |
Windows Application Verifier automation files |
| Common Files |
Stores various common program files |
| Common Files\InstallShield |
Files for InstallShield program |
| Common Files\Merge Modules |
Installation database files |
| Common Files\Microsoft |
Various microsoft files incl. Extensions |
| Common Files\Microsoft Shared |
Shared Files for Microsoft programs such as Office, Visual Studio |
| Common Files\MigrationSpecialties Shared |
Program files from migration specialialies |
| Common Files\Services |
Bitmaps from internet |
| Common Files\SpeechEngine |
Files for Microsoft's Speech facility |
| Common Files\SSL |
Configuration files for Open Secure Socket Layers |
| Common Files\System |
Shared files for system |
| dotnet |
.NET runtimes and SDK files |
| IIS |
IIS Web Deploy files |
| IIS Express |
IIS Express web server esp. for Visual Studio |
| InstallShield Installation Information |
Setup files for InstallShield |
| Internet Explorer |
Internet Explorer web browser program files |
| Microsoft\Edge |
Microsoft Edge Web browser |
| Microsoft\EdgeCore |
Edge core program and libraries |
| Microsoft\EdgeUpdate |
Edge update program and files |
| Microsoft\EdgeWebView |
Webview programs and libraries |
| Microsoft\OneDrive |
OneDrive settings |
| Microsoft Analysis Services |
Microsoft Analysis DLLs |
| Microsoft Application Virtualization Client |
Application Virtualization Client programs and files |
| Microsoft ASP.NET |
Files for Active Server Pages .NET Framework |
| Microsoft Games |
Microsoft games e.g. Flight Simulator |
| Microsoft Help Viewer |
Microsoft Help file viewer programs |
| Microsoft LifeCam |
Program files for LifeCam |
| Microsoft Office |
Microsoft office programs and files |
| Microsoft OneDrive |
Microsoft cloud based OneDrive files |
| Microsoft SDKs |
Software development kits e.g. Phone, Visual Studio, Expression, Silverlight and Windows |
| Microsoft SQL Server |
Microsoft's Structured Query Language database program files |
| Microsoft Update Health Tools |
Update health program and libraries |
| Microsoft Visual Studio |
Microsoft's Development software |
| Microsoft Web Tools |
Web development files |
| Microsoft XDE |
Windows Phone Emulator programs |
| Microsoft XBox 360 Accessories |
XBox joypad programs and drivers |
| Microsoft.NET |
Microsoft .NET Framework files |
| ModifiableWindowsApps |
Optional files for apps |
| MSBuild |
Microsoft Visual Studio build files or Workflow Foundation files |
| MSXML |
Microsoft's eXtensible Markup Language files |
| Reference Assemblies |
NET Framework 3.0, 3.5 libraries |
| Skype |
Skype IP Telephony and instant chat program |
| Uninstall Information |
Program uninstall information files |
| Windows Defender |
Microsoft anti-malware program |
| Windows Defender Advanced Threat Protection |
Windows defender sesne programs |
| Windows Kits |
Various tools |
| Windows Mail |
Contact and migration tools |
| Windows Media Player |
Microsoft's Media Player program |
| Windows Multimedia Platform |
SQM Client DLL |
| Windows NT |
Accessory Programs. Table Text Service |
| Windows Photo Viewer |
Imaging Devices program |
| Windows Portable Devices |
SQM Client DLL |
| Windows Security |
BrowserCore program |
| Windows Sidebar |
Gadgets for sidebar |
| WindowsApps |
App Programs (see Start Menu) |
| WindowsPowershell |
Powershell Modules |
| WPF Toolkit |
Windows Presentation Foundation DLLs |
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