Umbraco

Setup guide for Umbraco 8.18.15 on Windows Server 2025.

Prerequisites

Umbraco source ZIP
UmbracoCms 8.18.15 NuGet package
nuget.exe

Visual Studio 2019 with:

ASP.NET and web development
.NET desktop development
.NET Framework 4.7.2 SDK
.NET Framework 4.8 SDK
IIS Express
MSBuild

IIS with ASP.NET role enabled.

Build

N/APOWERSHELL

cd C:\umbraco8\src
C:\tools\nuget.exe restore

Open the solution file in VS 2019, restore NuGet packages again, then build.

Deploy

Publish Umbraco.Web.UI to C:\inetpub\umbraco8
Rename .nupkg → .zip, extract, copy only static files from UmbracoCms\* — do not overwrite bin or config
Create IIS site umbraco8 on port 8888 pointing to C:\inetpub\umbraco8
Grant AppPool permissions:

N/APOWERSHELL

$acl = Get-Acl "C:\inetpub\umbraco8"
$rule = New-Object System.Security.AccessControl.FileSystemAccessRule(
  "IIS AppPool\umbraco8", "FullControl", "ContainerInherit,ObjectInherit", "None", "Allow"
)
$acl.SetAccessRule($rule)
Set-Acl "C:\inetpub\umbraco8" $acl

Access at http://localhost:8888.

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