How to Fix Fix Error 0x80070667 — Setup Configuration Not Accepted on Windows
Getting error 0x80070667 during software installation? Setup configuration rejected? Installer setup parameters invalid? Application setup wizard failing with configuration error? Installation profile not accepted? Fix this setup configuration error.
Symptoms
You might be experiencing this problem if you notice:
- •Software installation fails with error 0x80070667
- •Setup wizard reports configuration not accepted
- •Silent installation with parameters returns this error
- •Upgrade installation rejects current configuration
- •Enterprise deployment tools show this error code
- •Configuration file for installer treated as invalid
Common Causes
- ⚠Installer configuration file (.ini, .cfg) has invalid entries
- ⚠Required prerequisites not installed
- ⚠Installation target path contains special characters
- ⚠Previous partial installation left conflicting configuration
- ⚠Windows Installer service version incompatible
- ⚠Missing or corrupted Visual C++ or .NET prerequisites
Solutions
Solution 1: Fix Installation Prerequisites
- 1Ensure required prerequisites are installed:
- 2Install latest Visual C++ Redistributable:
- 3Download from: learn.microsoft.com/en-us/cpp/windows/latest-supported-vc-redist
- 4Install both x86 and x64 versions
- 5Install latest .NET Framework:
- 6Settings → Windows Update → Optional updates
- 7Or download from: dotnet.microsoft.com
- 8Update Windows Installer:
- 9CMD as Admin: msiexec /regserver
- 10Check installation target path:
- 11Avoid paths with spaces, unicode, or special characters
- 12Try installing to a simple path like C:\Program Files\AppName
- 13Right-click installer → Run as administrator
Solution 2: Clean Previous Installation Artifacts
- 1Previous failed installs can leave blocking artifacts:
- 2Uninstall any existing version first:
- 3Settings → Apps → find the application → Uninstall
- 4Clean up leftover folders:
- 5Delete: C:\Program Files\[AppName]
- 6Delete: C:\Program Files (x86)\[AppName]
- 7Delete: C:\ProgramData\[AppName]
- 8Delete: %APPDATA%\[AppName]
- 9Clean registry (careful):
- 10regedit → HKLM\SOFTWARE\[AppName] → delete
- 11Also: HKCU\SOFTWARE\[AppName] → delete
- 12Restart PC
- 13Run the installer again as administrator
- 14If using silent install with parameters:
- 15Verify all parameter names and values in documentation
Solution 3: Fix Windows Installer Service
- 1Windows Installer service may need repair:
- 2CMD as Admin:
- 3msiexec /unregister
- 4msiexec /regserver
- 5Check service is running:
- 6services.msc → Windows Installer → should be Manual start
- 7If it shows Disabled: right-click → Properties → set to Manual
- 8For MSI-based installers specifically:
- 9Check installer log:
- 10msiexec /i "installer.msi" /L*V "C:\install-log.txt"
- 11Review the log for the specific configuration that failed
- 12Try forcing reinstall:
- 13msiexec /i "installer.msi" REINSTALLMODE=vomus REINSTALL=ALL
- 14If enterprise deployment:
- 15Verify the .mst transform file is correct
- 16Check Group Policy software installation settings
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