diff --git a/.github/workflows/build-installer.yml b/.github/workflows/build-installer.yml
new file mode 100644
index 00000000..22c21fd0
--- /dev/null
+++ b/.github/workflows/build-installer.yml
@@ -0,0 +1,51 @@
+name: Build and Release Installer
+
+on:
+  push:
+    branches: ["main"]
+  workflow_dispatch:
+
+permissions:
+  contents: write
+
+jobs:
+  build:
+    name: Build Installer (x64 Release)
+    runs-on: windows-2022
+
+    env:
+      BUILD_CONFIGURATION: Release
+      SOLUTION_PATH: 'src\vcxproj\salamand.sln'
+      REMOVE_PROJ_PATH: 'src\vcxproj\setup\remove.vcxproj'
+      OPENSAL_BUILD_DIR: 'D:\a\FileManager\FileManager\build_stage\'
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup MSBuild in PATH (VS2022)
+        uses: microsoft/setup-msbuild@v2
+
+      - name: Build Solution (Release | x64)
+        run: |
+          New-Item -ItemType Directory -Force -Path $env:OPENSAL_BUILD_DIR
+          msbuild $env:SOLUTION_PATH /m /t:Build /p:Configuration=$env:BUILD_CONFIGURATION /p:Platform=x64 /p:PreferredToolArchitecture=x64
+
+      - name: Build Uninstaller (Release | x64)
+        run: |
+          msbuild $env:REMOVE_PROJ_PATH /m /t:Build /p:Configuration=$env:BUILD_CONFIGURATION /p:Platform=x64 /p:PreferredToolArchitecture=x64
+
+      - name: Prepare and Create Installer
+        run: |
+          powershell.exe -File tools\prepare_installer.ps1 -BuildDir $env:OPENSAL_BUILD_DIR -OutputPath "OpenSalamander_5.0.${{ github.run_number }}.exe"
+
+      - name: Create Release
+        uses: softprops/action-gh-release@v2
+        with:
+          tag_name: 5.0.${{ github.run_number }}
+          name: Open Salamander 5.0.${{ github.run_number }}
+          files: OpenSalamander_5.0.${{ github.run_number }}.exe
+          draft: false
+          prerelease: false
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/tools/prepare_installer.ps1 b/tools/prepare_installer.ps1
new file mode 100644
index 00000000..8481f9e4
--- /dev/null
+++ b/tools/prepare_installer.ps1
@@ -0,0 +1,100 @@
+
+param(
+    [string]$BuildDir = "build_stage",
+    [string]$StagingDir = "Installer_Staging",
+    [string]$OutputPath = "OpenSalamander_v5.exe"
+)
+
+if (Test-Path $StagingDir) { Remove-Item $StagingDir -Recurse -Force }
+New-Item -ItemType Directory -Path $StagingDir
+New-Item -ItemType Directory -Path "$StagingDir\plugins"
+New-Item -ItemType Directory -Path "$StagingDir\lang"
+New-Item -ItemType Directory -Path "$StagingDir\convert"
+New-Item -ItemType Directory -Path "$StagingDir\toolbars"
+
+# 1. Copy base installer files
+Copy-Item "Installer\setup.exe" "$StagingDir\"
+Copy-Item "Installer\LICENSE" "$StagingDir\"
+Copy-Item "Installer\x64" "$StagingDir\"
+
+# 2. Copy main executables (from Release_x64)
+Copy-Item "src\vcxproj\salamander\Release_x64\salamand.exe" "$StagingDir\"
+Copy-Item "src\vcxproj\salmon\salamander\Release_x64\utils\salmon.exe" "$StagingDir\"
+Copy-Item "$BuildDir\remove\Release_x64\remove.exe" "$StagingDir\"
+
+# 3. Copy lang (main app)
+Copy-Item "Installer\lang\*" "$StagingDir\lang\" -Recurse
+
+# 4. Copy convert
+Copy-Item "convert\*" "$StagingDir\convert\" -Recurse
+
+# 5. Copy toolbars
+Copy-Item "src\res\toolbars\*" "$StagingDir\toolbars\" -Recurse
+
+# 6. Copy plugins
+# Find all .spl files in Release_x64 directories
+$splFiles = Get-ChildItem -Path "src\plugins" -Recurse -Filter "*.spl" | Where-Object { $_.FullName -match "Release_x64" }
+foreach ($file in $splFiles) {
+    # Extract plugin name from path (usually ...\plugins\<name>\<name>.spl)
+    $pluginName = $file.Directory.Name
+    $pluginDestDir = New-Item -ItemType Directory -Path "$StagingDir\plugins\$pluginName" -Force
+    Copy-Item $file.FullName "$pluginDestDir\"
+    
+    # Copy plugin's lang files (only .slg, exclude Intermediate)
+    $pluginLangDir = Join-Path $file.DirectoryName "lang"
+    if (Test-Path $pluginLangDir) {
+        $stagedLangDir = New-Item -ItemType Directory -Path "$pluginDestDir\lang" -Force
+        Get-ChildItem -Path $pluginLangDir -Filter "*.slg" | Copy-Item -Destination "$stagedLangDir\"
+    }
+}
+
+# 7. Generate setup.inf
+$setupInf = @"
+[Private]
+ApplicationName=Open Salamander 5.0
+ApplicationNameVer=Open Salamander 5.0
+DefaultDirectory=%4%\Open Salamander 5.0
+LicenseFile=LICENSE
+SkipChooseDirectory=0
+SaveRemoveLog=%1%\uninstall.log
+UninstallRunProgramQuietPath=%1%\remove.exe
+
+[CopyFiles]
+salamand.exe,%1\salamand.exe,0
+salmon.exe,%1\salmon.exe,0
+remove.exe,%1\remove.exe,0
+"@
+
+# Function to add files to setup.inf
+function Add-ToSetupInf($path) {
+    $files = Get-ChildItem -Path "$StagingDir\$path" -File -Recurse
+    foreach ($f in $files) {
+        $relPath = $f.FullName.Substring((Get-Item $StagingDir).FullName.Length + 1)
+        # Check if the file is in an Intermediate directory (shouldn't be there, but just in case)
+        if ($relPath -notmatch "\\Intermediate\\") {
+            $script:setupInf += "`n$relPath,%1\$relPath,0"
+        }
+    }
+}
+
+Add-ToSetupInf "lang"
+Add-ToSetupInf "convert"
+Add-ToSetupInf "toolbars"
+Add-ToSetupInf "plugins"
+
+$setupInf += @"
+
+[CreateShortcuts]
+0,Open Salamander 5.0,%1\salamand.exe,
+1,Open Salamander 5.0,%1\salamand.exe,
+"@
+
+$setupInf | Out-File -FilePath "$StagingDir\setup.inf" -Encoding utf8
+
+# 8. Create SFX using the existing tool
+$ScriptRoot = Split-Path $MyInvocation.MyCommand.Path
+$SfxTool = Join-Path $ScriptRoot "Create-Sfx.ps1"
+
+powershell.exe -File "$SfxTool" -SourceDir "$StagingDir" -OutputPath "$OutputPath"
+
+Write-Host "Installer created: $OutputPath"