Setup Cannot Locate Toolkit Documentation-x86-en-us.msi ^new^ Jun 2026

Search the official Microsoft Download Center for the specific SDK, SQL Server, or Visual Studio version you are trying to install. Download the standalone redistribution package or ISO.

Once the download completes, copy the entire folder to the target machine and run adksetup.exe from there. Microsoft Learn 2. Manual Component Installation

Aggressive disk cleanup tools or antivirus software may have deleted the file from the Windows Temp folder during mid-installation reboots.

If you use storage utilities like CCleaner or Wise Disk Cleaner, navigate to their settings and exclude the C:\Windows\Installer directory from all automation scans. setup cannot locate toolkit documentation-x86-en-us.msi

Delete all files and folders inside this directory. (Skip any that are currently in use). .

: If SFC doesn't resolve the issue, open Command Prompt as Administrator and run:

The installer package was partially downloaded, leaving the documentation payload corrupted or missing. Search the official Microsoft Download Center for the

"Setup cannot locate toolkit documentation-x86-en-us.msi. Options: [Locate file…] [Download missing file] [Skip documentation] [Retry] [Cancel] For help, open the installer log at C:\Users<you>\AppData\Local\Temp<installer>.log or visit: (include error code: ERR_MSI_NOT_FOUND)."

Look for the software you are trying to install (or look for an entry related to "Toolkit Documentation").

Empty your Recycle Bin, reboot your computer, and run the installer as an administrator. 4. Verify File Integrity or Re-download Microsoft Learn 2

Many complex toolkits bundle multiple .msi packages inside a single executable ( .exe ). If the main installer cannot find the internal documentation file, you can manually extract it.

Disclaimer: This guide covers common solutions. Always ensure you are downloading software from official sources to avoid malware.

Go back to the official developer website (e.g., the NVIDIA CUDA Toolkit Archive or Microsoft Download Center). Instead of choosing the Web Installer, look for the Local Installer (sometimes called the "Network Installer" or "Full ISO").

of the installer from the official Microsoft website. Try installing again. Method 5: Install via Command Prompt (Extract First)