Cannot Locate Toolkit Documentation-x86-en-us.msi — Setup

The error dialog includes a button. In many cases, the file is still on your computer, but the installer has lost its path.

The local registry thinks an older version of the toolkit documentation is still installed, but the physical cache file ( .msi ) has been deleted.

If you still have the original ISO or the executable installer package you used previously, the file is likely hidden inside it. setup cannot locate toolkit documentation-x86-en-us.msi

If the main setup fails, you can sometimes install the missing component manually. Stack Overflow Navigate to the Installers subfolder within your ADK download directory. Toolkit Documentation-x86_en-us.msi and double-click it to install manually. Restart the main adksetup.exe to see if it now recognizes the installed component. 3. Registry Cleanup

If you have an archiving tool like 7-Zip or WinRAR installed, select . The error dialog includes a button

If the error occurs because a previous version of the toolkit is partially installed and blocking the new setup, Microsoft’s official utility can clear the path.

Complete the installation. You can usually access the exact same documentation online via Microsoft Learn or the software developer's portal. Conclusion If you still have the original ISO or

: If found, move it to the directory listed in the "Source" box of the error message. Registry Path : If you are comfortable with the Registry Editor ( ), look for the key: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\ Search for "Toolkit Documentation" within these folders. Update the PackagePath to the correct location of the ⚠️ Known Causes Corrupt Download