diff --git a/NSIS/.gitignore b/NSIS/.gitignore
new file mode 100644
index 00000000..b883f1fd
--- /dev/null
+++ b/NSIS/.gitignore
@@ -0,0 +1 @@
+*.exe
diff --git a/NSIS/nsisconf.nsh b/NSIS/nsisconf.nsh
new file mode 100644
index 00000000..665945b1
--- /dev/null
+++ b/NSIS/nsisconf.nsh
@@ -0,0 +1 @@
+!define EXISTING_INSTALLATION_DIR "D:\path\to\installed\easy-diffusion"
\ No newline at end of file
diff --git a/NSIS/sdui.nsi b/NSIS/sdui.nsi
index 501ea32b..52896249 100644
--- a/NSIS/sdui.nsi
+++ b/NSIS/sdui.nsi
@@ -1,20 +1,24 @@
 ; Script generated by the HM NIS Edit Script Wizard.
 
-Target x86-unicode
+Target amd64-unicode
 Unicode True
-!AddPluginDir /x86-unicode "."
+SetCompressor /FINAL lzma
+RequestExecutionLevel user
+!AddPluginDir /amd64-unicode "."
 ; HM NIS Edit Wizard helper defines
-!define PRODUCT_NAME "Stable Diffusion UI"
-!define PRODUCT_VERSION "Installer 2.35"
+!define PRODUCT_NAME "Easy Diffusion"
+!define PRODUCT_VERSION "2.5"
 !define PRODUCT_PUBLISHER "cmdr2 and contributors"
 !define PRODUCT_WEB_SITE "https://stable-diffusion-ui.github.io"
-!define PRODUCT_DIR_REGKEY "Software\Microsoft\Cmdr2\App Paths\installer.exe"
+!define PRODUCT_DIR_REGKEY "Software\Microsoft\Easy Diffusion\App Paths\installer.exe"
 
 ; MUI 1.67 compatible ------
 !include "MUI.nsh"
 !include "LogicLib.nsh"
 !include "nsDialogs.nsh"
 
+!include "nsisconf.nsh"
+
 Var Dialog
 Var Label
 Var Button
@@ -106,7 +110,7 @@ Function DirectoryLeave
    StrCpy $5 $INSTDIR 3
    System::Call 'Kernel32::GetVolumeInformation(t "$5",t,i ${NSIS_MAX_STRLEN},*i,*i,*i,t.r1,i ${NSIS_MAX_STRLEN})i.r0'
    ${If} $0 <> 0
-   ${AndIf} $1 == "NTFS"
+   ${AndIf} $1 != "NTFS"
        MessageBox mb_ok "$5 has filesystem type '$1'.$\nOnly NTFS filesystems are supported.$\nPlease choose a different drive."
        Abort
    ${EndIf}
@@ -140,7 +144,7 @@ Function MediaPackDialog
 	Abort
     ${EndIf}
 
-    ${NSD_CreateLabel} 0 0 100% 48u "The Windows Media Feature Pack is missing on this computer. It is required for the Stable Diffusion UI.$\nYou can continue the installation after installing the Windows Media Feature Pack."
+    ${NSD_CreateLabel} 0 0 100% 48u "The Windows Media Feature Pack is missing on this computer. It is required for Easy Diffusion.$\nYou can continue the installation after installing the Windows Media Feature Pack."
     Pop $Label
  	
     ${NSD_CreateButton} 10% 49u 80% 12u "Download Meda Feature Pack from Microsoft"
@@ -162,7 +166,7 @@ FunctionEnd
 !define MUI_WELCOMEFINISHPAGE_BITMAP "astro.bmp"
 
 ; Welcome page
-!define MUI_WELCOMEPAGE_TEXT "This installer will guide you through the installation of Stable Diffusion UI.$\n$\n\
+!define MUI_WELCOMEPAGE_TEXT "This installer will guide you through the installation of Easy Diffusion.$\n$\n\
 Click Next to continue."
 !insertmacro MUI_PAGE_WELCOME
 Page custom MediaPackDialog
@@ -188,8 +192,8 @@ Page custom MediaPackDialog
 ;---------------------------------------------------------------------------------------------------------
 
 Name "${PRODUCT_NAME} ${PRODUCT_VERSION}"
-OutFile "Install Stable Diffusion UI.exe"
-InstallDir "C:\Stable-Diffusion-UI\"
+OutFile "Install Easy Diffusion.exe"
+InstallDir "C:\EasyDiffusion\"
 InstallDirRegKey HKLM "${PRODUCT_DIR_REGKEY}" ""
 ShowInstDetails show
 
@@ -200,15 +204,40 @@ Section "MainSection" SEC01
   File "..\CreativeML Open RAIL-M License"
   File "..\How to install and run.txt"
   File "..\LICENSE"
-  File "..\Start Stable Diffusion UI.cmd"
+  File "..\scripts\Start Stable Diffusion UI.cmd"
+  File /r "${EXISTING_INSTALLATION_DIR}\installer_files"
+  File /r "${EXISTING_INSTALLATION_DIR}\profile"
+  File /r "${EXISTING_INSTALLATION_DIR}\sd-ui-files"
   SetOutPath "$INSTDIR\scripts"
-  File "..\scripts\bootstrap.bat"
-  File "..\scripts\install_status.txt"
+  File "${EXISTING_INSTALLATION_DIR}\scripts\install_status.txt"
   File "..\scripts\on_env_start.bat"
   File "C:\windows\system32\curl.exe"
-  CreateDirectory "$INSTDIR\profile"
-  CreateDirectory "$SMPROGRAMS\Stable Diffusion UI"
-  CreateShortCut "$SMPROGRAMS\Stable Diffusion UI\Start Stable Diffusion UI.lnk" "$INSTDIR\Start Stable Diffusion UI.cmd"
+  CreateDirectory "$INSTDIR\models"
+  CreateDirectory "$INSTDIR\models\stable-diffusion"
+  CreateDirectory "$INSTDIR\models\gfpgan"
+  CreateDirectory "$INSTDIR\models\realesrgan"
+  CreateDirectory "$INSTDIR\models\vae"
+  CreateDirectory "$SMPROGRAMS\Easy Diffusion"
+  CreateShortCut "$SMPROGRAMS\Easy Diffusion\Easy Diffusion.lnk" "$INSTDIR\Start Stable Diffusion UI.cmd"
+
+  DetailPrint 'Downloading the Stable Diffusion 1.4 model...'
+  NScurl::http get "https://huggingface.co/CompVis/stable-diffusion-v-1-4-original/resolve/main/sd-v1-4.ckpt" "$INSTDIR\models\stable-diffusion\sd-v1-4.ckpt" /CANCEL /INSIST /END
+
+  DetailPrint 'Downloading the GFPGAN model...'
+  NScurl::http get "https://github.com/TencentARC/GFPGAN/releases/download/v1.3.0/GFPGANv1.3.pth" "$INSTDIR\models\gfpgan\GFPGANv1.3.pth" /CANCEL /INSIST /END
+
+  DetailPrint 'Downloading the RealESRGAN_x4plus model...'
+  NScurl::http get "https://github.com/xinntao/Real-ESRGAN/releases/download/v0.1.0/RealESRGAN_x4plus.pth" "$INSTDIR\models\realesrgan\RealESRGAN_x4plus.pth" /CANCEL /INSIST /END
+
+  DetailPrint 'Downloading the RealESRGAN_x4plus_anime model...'
+  NScurl::http get "https://github.com/xinntao/Real-ESRGAN/releases/download/v0.2.2.4/RealESRGAN_x4plus_anime_6B.pth" "$INSTDIR\models\realesrgan\RealESRGAN_x4plus_anime_6B.pth" /CANCEL /INSIST /END
+
+  DetailPrint 'Downloading the default VAE (sd-vae-ft-mse-original) model...'
+  NScurl::http get "https://huggingface.co/stabilityai/sd-vae-ft-mse-original/resolve/main/vae-ft-mse-840000-ema-pruned.ckpt" "$INSTDIR\models\vae\vae-ft-mse-840000-ema-pruned.ckpt" /CANCEL /INSIST /END
+
+  DetailPrint 'Downloading the CLIP model (clip-vit-large-patch14)...'
+  NScurl::http get "https://huggingface.co/openai/clip-vit-large-patch14/resolve/8d052a0f05efbaefbc9e8786ba291cfdf93e5bff/pytorch_model.bin" "$INSTDIR\profile\.cache\huggingface\hub\models--openai--clip-vit-large-patch14\snapshots\8d052a0f05efbaefbc9e8786ba291cfdf93e5bff\pytorch_model.bin" /CANCEL /INSIST /END
+
 SectionEnd
 
 ;---------------------------------------------------------------------------------------------------------
@@ -254,7 +283,7 @@ Function .onInit
 
    ${If} $4 < "8000"
       MessageBox MB_OK|MB_ICONEXCLAMATION "Warning!$\n$\nYour system has less than 8GB of memory (RAM).$\n$\n\
-You can still try to install Stable Diffusion UI,$\nbut it might have problems to start, or run$\nvery slowly."
+You can still try to install Easy Diffusion,$\nbut it might have problems to start, or run$\nvery slowly."
    ${EndIf}
   
 FunctionEnd
diff --git a/scripts/Start Stable Diffusion UI.cmd b/scripts/Start Stable Diffusion UI.cmd
index d720328d..4f8555ea 100644
--- a/scripts/Start Stable Diffusion UI.cmd	
+++ b/scripts/Start Stable Diffusion UI.cmd	
@@ -25,15 +25,12 @@ if exist "on_sd_start.bat" (
 @rem set legacy installer's PATH, if it exists
 if exist "installer" set PATH=%cd%\installer;%cd%\installer\Library\bin;%cd%\installer\Scripts;%cd%\installer\Library\usr\bin;%PATH%
 
-@rem Setup the packages required for the installer
-call scripts\bootstrap.bat
-
 @rem set new installer's PATH, if it downloaded any packages
 if exist "installer_files\env" set PATH=%cd%\installer_files\env;%cd%\installer_files\env\Library\bin;%cd%\installer_files\env\Scripts;%cd%\installer_files\Library\usr\bin;%PATH%
 
 set PYTHONPATH=%cd%\installer;%cd%\installer_files\env
 
-@rem Test the bootstrap
+@rem Test the core requirements
 call where git
 call git --version
 
diff --git a/scripts/install_status.txt b/scripts/install_status.txt
new file mode 100644
index 00000000..e69de29b
diff --git a/scripts/on_env_start.bat b/scripts/on_env_start.bat
index 5bc1885d..57dc5da0 100644
--- a/scripts/on_env_start.bat
+++ b/scripts/on_env_start.bat
@@ -52,7 +52,6 @@ if "%update_branch%"=="" (
 
 @xcopy sd-ui-files\ui ui /s /i /Y /q
 @copy sd-ui-files\scripts\on_sd_start.bat scripts\ /Y
-@copy sd-ui-files\scripts\bootstrap.bat scripts\ /Y
 @copy sd-ui-files\scripts\check_modules.py scripts\ /Y
 @copy "sd-ui-files\scripts\Start Stable Diffusion UI.cmd" . /Y
 @copy "sd-ui-files\scripts\Developer Console.cmd" . /Y