Your solution depends on your goal:
Windows 10, Windows 11, Windows Server 2016/2019/2022, Microsoft Visual Studio, Windows SDK, .NET Framework Installations.
Run the installer with an extraction command (examples vary, try /extract , /extract:path , or /layout ). Example: vs_community.exe /layout C:\VSInstallFiles
If you encounter this error, try the following solutions in order: setup cannot locate toolkit documentation-x86-en-us.msi
When Windows installs a program via an .msi file, it keeps a stripped-down copy of that installer in a hidden cache directory ( C:\Windows\Installer ). If you modify that software later, Windows references this cache.
are you trying to install? (e.g., Visual Studio, SQL Server, a specific SDK?)
In 90% of cases, one of these three methods will resolve the issue. Your solution depends on your goal: Windows 10,
Choose a local path (like a folder on your desktop) to save the files.
Download the from the official Microsoft support website. Run the utility and select Installing .
Use the search bar inside that folder to search for toolkit_documentation . If a corrupted, 0-KB folder exists, delete it. If you modify that software later, Windows references
If you have tried all nine methods and the error persists, consider these options:
: Domain policies or local restrictions can sometimes strip the "Administrators" group of necessary rights like “Back up files and directories” , preventing the installer from "seeing" the files even if they are physically there.
Before moving to the solutions, it's helpful to understand what's causing this error, as the issue typically falls into one of three categories: