rmdir /s /q "%ProgramData%\Microsoft\VisualStudio\Packages\Microsoft.Net.Host"
Click on the link under the Installer column (this downloads the dotnet-runtime-8.0.11-win-x64.msi file). Step 2: Fix the Installation and Cache Issues
If found under an Uninstall key (e.g., HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall ), deleting that specific key may allow a fresh installer to proceed without trying to "modify" the broken one first. dotnethost8011winx64msi download fixed
If you already downloaded the official file but the system still complains about dotnethost8011winx64msi , use these proven methods to fix the installer routine. Method A: Use the Command Line to Force Reinstallation
Can't find dotnet-hostfxr.msi to update/uninstall .NET Core 3.1.417 Method A: Use the Command Line to Force
Navigate to HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products .
Locate your downloaded .msi file (e.g., dotnet-hosting-8.0.11-win.exe or the standalone MSI). Right-click the file and select . Delete the folder (key) that contains the reference
Delete the folder (key) that contains the reference to the missing .msi . Back up your registry before making changes.
: Once you find the folder (key) associated with that specific version, right-click the folder in the left pane and select Delete .