diff --git a/InnoSetup/License.txt b/InnoSetup/License.txt
new file mode 100644
index 0000000..46e7335
--- /dev/null
+++ b/InnoSetup/License.txt
@@ -0,0 +1,9 @@
+MIT License
+
+Copyright (c) 2018 Dmitry Bruhov
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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diff --git a/InnoSetup/WizardImageFile.bmp b/InnoSetup/WizardImageFile.bmp
new file mode 100644
index 0000000..3aff418
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diff --git a/InnoSetup/WizardSmallImageFile.bmp b/InnoSetup/WizardSmallImageFile.bmp
new file mode 100644
index 0000000..5510325
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diff --git a/InnoSetup/installer.iss b/InnoSetup/installer.iss
new file mode 100644
index 0000000..e7b073e
--- /dev/null
+++ b/InnoSetup/installer.iss
@@ -0,0 +1,145 @@
+#define MyAppName "WinThumbsPreloader"
+#define MyAppReleaseDirectory "..\WinThumbsPreloader\WinThumbsPreloader\bin\Release"
+#define MyAppFilename MyAppName + ".exe"
+#define MyAppFilepath MyAppReleaseDirectory + "\" + MyAppFilename
+#dim Version[4]
+#expr ParseVersion(MyAppFilepath, Version[0], Version[1], Version[2], Version[3])
+#define MyAppVersion Str(Version[0]) + "." + Str(Version[1]) + "." + Str(Version[2])
+#define MyAppPublisher "Dmitry Bruhov"
+#define MyAppId "CF49DD18-AA76-4E79-97C2-4FEAED1AED5F"
+
+#include <idp.iss>
+#include <idplang\Russian.iss> 
+
+[Setup]
+AppCopyright=Copyright (c) 2018 {#MyAppPublisher}
+AppId={#MyAppId}
+AppMutex={#MyAppId}
+AppName={#MyAppName}
+AppPublisher={#MyAppPublisher}
+AppPublisherURL=https://bruhov.com/WinThumbsPreloader
+AppSupportURL=https://github.com/bruhov/WinThumbsPreloader/issues
+AppUpdatesURL=https://github.com/bruhov/WinThumbsPreloader/releases
+AppVerName={#MyAppName} {#MyAppVersion}
+AppVersion={#MyAppVersion}
+ArchitecturesAllowed=x86 x64 ia64
+ArchitecturesInstallIn64BitMode=x64 ia64
+DefaultDirName={pf}\{#MyAppName}
+DefaultGroupName={#MyAppName}
+DirExistsWarning=no
+DisableReadyPage=yes
+DisableProgramGroupPage=yes
+LicenseFile=license.txt
+MinVersion=6.1
+OutputBaseFilename={#MyAppName}-{#MyAppVersion}-setup
+OutputDir=Output
+ShowLanguageDialog=no
+UninstallDisplayIcon={app}\{#MyAppFilename}
+UninstallDisplayName={#MyAppName}
+VersionInfoTextVersion={#MyAppVersion}
+VersionInfoVersion={#MyAppVersion}
+WizardImageFile=WizardImageFile.bmp
+WizardImageStretch=no
+WizardSmallImageFile=WizardSmallImageFile.bmp
+SolidCompression=yes
+
+[Languages]
+Name: en; MessagesFile: "compiler:Default.isl"
+Name: ru; MessagesFile: "compiler:Languages\Russian.isl"
+
+[CustomMessages]
+; .Net installer
+en.NetFrameworkInstallerCaption=Installing .NET Framework 4.5.2. This might take a few minutes...
+ru.NetFrameworkInstallerCaption=Установка .NET Framework 4.5.2...
+
+en.NetFrameworkInstallerFail=.NET installation failed with code
+ru.NetFrameworkInstallerFail=Ошибка установки .NET Framework. Код ошибки
+
+; Context menu items
+en.PreloadThumbnails=Preload thumbnails
+ru.PreloadThumbnails=Загрузить эскизы
+
+en.PreloadThumbnailsRecursively=Preload thumbnails recursively
+ru.PreloadThumbnailsRecursively=Загрузить эскизы включая подпапки
+
+[Files]
+Source: "{#MyAppFilepath}"; DestDir: "{app}"; Flags: ignoreversion
+Source: "{#MyAppFilepath}.config"; DestDir: "{app}"; Flags: ignoreversion
+Source: "{#MyAppReleaseDirectory}\LICENSE.txt"; DestDir: "{app}"; Flags: ignoreversion
+Source: "{#MyAppReleaseDirectory}\ru\*.resources.dll"; DestDir: "{app}\Languages\ru"; Flags: ignoreversion
+
+[Icons]
+Name: "{commonprograms}\{#MyAppName}"; Filename: "{app}\{#MyAppFilename}"
+
+[Run]
+Filename: "{app}\{#MyAppFilename}"; Description: "{cm:LaunchProgram,{#StringChange(MyAppName, '&', '&&')}}"; Flags: nowait postinstall skipifsilent
+
+[Registry]
+Root: "HKCR"; Subkey: "Directory\shell\{#MyAppName}"; Flags: uninsdeletekey
+Root: "HKCR"; Subkey: "Directory\shell\{#MyAppName}"; ValueType: string; ValueName: "MUIVerb"; ValueData: "{#MyAppName}"
+Root: "HKCR"; Subkey: "Directory\shell\{#MyAppName}"; ValueType: string; ValueName: "Icon"; ValueData: """{app}\{#MyAppFilename}"",0"
+Root: "HKCR"; Subkey: "Directory\shell\{#MyAppName}"; ValueType: string; ValueName: "ExtendedSubCommandsKey"; ValueData: "Directory\shell\{#MyAppName}"
+Root: "HKCR"; Subkey: "Directory\shell\{#MyAppName}\Shell"
+Root: "HKCR"; Subkey: "Directory\shell\{#MyAppName}\Shell\Preload"; ValueType: string; ValueName: "MUIVerb"; ValueData: "{cm:PreloadThumbnails}"
+Root: "HKCR"; Subkey: "Directory\shell\{#MyAppName}\Shell\Preload"; ValueType: string; ValueName: "Icon"; ValueData: """{app}\{#MyAppFilename}"",0"
+Root: "HKCR"; Subkey: "Directory\shell\{#MyAppName}\Shell\Preload\command"; ValueType: string; ValueData: """{app}\{#MyAppFilename}"" ""%1"""
+Root: "HKCR"; Subkey: "Directory\shell\{#MyAppName}\Shell\PreloadRecursively"; ValueType: string; ValueName: "MUIVerb"; ValueData: "{cm:PreloadThumbnailsRecursively}"
+Root: "HKCR"; Subkey: "Directory\shell\{#MyAppName}\Shell\PreloadRecursively"; ValueType: string; ValueName: "Icon"; ValueData: """{app}\{#MyAppFilename}"",0"
+Root: "HKCR"; Subkey: "Directory\shell\{#MyAppName}\Shell\PreloadRecursively\command"; ValueType: string; ValueData: """{app}\{#MyAppFilename}"" -r ""%1"""
+
+[Code]
+function Framework45IsNotInstalled(): Boolean;
+var
+  bSuccess: Boolean;
+  regVersion: Cardinal;
+begin
+  Result := True;
+
+  bSuccess := RegQueryDWordValue(HKLM, 'Software\Microsoft\NET Framework Setup\NDP\v4\Full', 'Release', regVersion);
+  if (True = bSuccess) and (regVersion >= 378389) then begin
+    Result := False;
+  end;
+end;
+
+procedure InitializeWizard;
+begin
+  if Framework45IsNotInstalled() then
+  begin
+    idpAddFile('http://go.microsoft.com/fwlink/?LinkId=397707', ExpandConstant('{tmp}\NetFrameworkInstaller.exe'));
+    idpDownloadAfter(wpReady);
+  end;
+end;
+
+procedure InstallFramework;
+var
+  StatusText: string;
+  ResultCode: Integer;
+begin
+  StatusText := WizardForm.StatusLabel.Caption;
+  WizardForm.StatusLabel.Caption := ExpandConstant('{cm:NetFrameworkInstallerCaption}');
+  WizardForm.ProgressGauge.Style := npbstMarquee;
+  try
+    if not Exec(ExpandConstant('{tmp}\NetFrameworkInstaller.exe'), '/passive /norestart', '', SW_SHOW, ewWaitUntilTerminated, ResultCode) then
+    begin
+      MsgBox(ExpandConstant('{cm:NetFrameworkInstallerFail}') + ': ' + IntToStr(ResultCode) + '.', mbError, MB_OK);
+    end;
+  finally
+    WizardForm.StatusLabel.Caption := StatusText;
+    WizardForm.ProgressGauge.Style := npbstNormal;
+
+    DeleteFile(ExpandConstant('{tmp}\NetFrameworkInstaller.exe'));
+  end;
+end;
+
+procedure CurStepChanged(CurStep: TSetupStep);
+begin
+  case CurStep of
+    ssPostInstall:
+      begin
+        if Framework45IsNotInstalled() then
+        begin
+          InstallFramework();
+        end;
+      end;
+  end;
+end;
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