diff --git a/README.md b/README.md
index e3058a0..9a9bc80 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,13 @@
-# How to install on macOS
+## How to install on macOS
 
+Open the Terminal, and run :
 ```bash
 /bin/bash -c "$(curl -fsSL https://gitea.alixz.ovh/alixz/uwu2x/raw/branch/main/install.sh)"
 ```
 
+## How to install on Windows
+
+Open the Powershell, and run :
+```bash
+irm https://gitea.alixz.ovh/alixz/uwu2x/raw/branch/main/install.ps1 | iex
+```
diff --git a/install.ps1 b/install.ps1
new file mode 100644
index 0000000..38a238a
--- /dev/null
+++ b/install.ps1
@@ -0,0 +1,73 @@
+Set-StrictMode -Version Latest
+$ErrorActionPreference = "Stop"
+
+$EXT_NAME = "uwu2x-pro"
+$EXT_VERSION = "8.7"
+$ZIP_URL = "https://cloud.alixz.ovh/f/uwu2x-$EXT_VERSION-win.zip"
+$TMP_DIR = New-Item -ItemType Directory -Path ([System.IO.Path]::GetTempPath()) -Name ([guid]::NewGuid())
+$ZIP_PATH = Join-Path $TMP_DIR "uwu2x-$EXT_VERSION-win.zip"
+$USER_EXT_DIR = "$env:APPDATA\Adobe\CEP\extensions"
+$SYSTEM_EXT_DIR = "C:\Program Files (x86)\Common Files\Adobe\CEP\extensions"
+
+$principal = New-Object Security.Principal.WindowsPrincipal(
+    [Security.Principal.WindowsIdentity]::GetCurrent()
+)
+
+if (-not $principal.IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) {
+    Write-Host "Administrator permission is required to install this extension."
+    try {
+        Start-Process powershell `
+            -Verb runAs `
+            -ArgumentList "-NoProfile -ExecutionPolicy Bypass -File `"$PSCommandPath`""
+    } catch {
+        Write-Host "Permission denied. Installation cancelled."
+    }
+    exit
+}
+
+if (Get-Process -Name "AfterFX" -ErrorAction SilentlyContinue) {
+    Write-Host "After Effects is currently running."
+    Write-Host "Please close it and run the installer again."
+    exit 1
+}
+
+Write-Host "Enabling Adobe CEP debug mode..."
+foreach ($v in 14,13,12,11,10,9,8) {
+    $p = "HKCU:\Software\Adobe\CSXS.$v"
+    if (-not (Test-Path $p)) { New-Item -Path $p -Force | Out-Null }
+    New-ItemProperty -Path $p -Name PlayerDebugMode -Value 1 -PropertyType DWord -Force | Out-Null
+}
+
+Write-Host "Downloading extension..."
+Invoke-WebRequest -Uri $ZIP_URL -OutFile $ZIP_PATH -UseBasicParsing
+
+Write-Host "Extracting files..."
+Expand-Archive -Path $ZIP_PATH -DestinationPath $TMP_DIR -Force
+
+$SRC = Join-Path (Join-Path $TMP_DIR "uwu2x-$EXT_VERSION-win") $EXT_NAME
+
+if (Test-Path $USER_EXT_DIR) {
+    $TARGET_DIR = $USER_EXT_DIR
+} else {
+    if (-not (Test-Path $SYSTEM_EXT_DIR)) { New-Item -ItemType Directory -Path $SYSTEM_EXT_DIR -Force | Out-Null }
+    $TARGET_DIR = $SYSTEM_EXT_DIR
+}
+
+if (Test-Path "$USER_EXT_DIR\$EXT_NAME") {
+    Write-Host "Removing existing user installation."
+    Remove-Item -Recurse -Force "$USER_EXT_DIR\$EXT_NAME"
+}
+
+if (Test-Path "$SYSTEM_EXT_DIR\$EXT_NAME") {
+    Write-Host "Removing existing system installation"
+    Remove-Item -Recurse -Force "$SYSTEM_EXT_DIR\$EXT_NAME"
+}
+
+Write-Host "Installing extension..."
+New-Item -ItemType Directory -Path $TARGET_DIR -Force | Out-Null
+Copy-Item -Recurse -Force $SRC $TARGET_DIR
+
+Remove-Item -Recurse -Force $TMP_DIR
+
+Write-Host "Installation completed successfully."
+Write-Host "You can now launch After Effects."
\ No newline at end of file
diff --git a/install.sh b/install.sh
index bd0341f..f143acc 100644
--- a/install.sh
+++ b/install.sh
@@ -6,50 +6,51 @@ EXT_NAME="uwu2x-pro"
 EXT_VERSION="8.7"
 ZIP_URL="https://cloud.alixz.ovh/f/uwu2x-${EXT_VERSION}-mac.zip"
 TMP_DIR="$(mktemp -d)"
+ZIP_PATH="$TMP_DIR/uwu2x-${EXT_VERSION}-mac.zip"
 USER_EXT_DIR="$HOME/Library/Application Support/Adobe/CEP/extensions"
 SYSTEM_EXT_DIR="/Library/Application Support/Adobe/CEP/extensions"
 
 echo "Administrator permission is required to install this extension."
 if ! sudo -v; then
-  echo "Permission denied. Installation cancelled."
-  exit 1
+  	echo "Permission denied. Installation cancelled."
+ 	exit 1
 fi
 
 if pgrep -x "After Effects" >/dev/null; then
-  echo "After Effects is currently running."
-  echo "Please close it and run the installer again."
-  exit 1
+  	echo "After Effects is currently running."
+  	echo "Please close it and run the installer again."
+  	exit 1
 fi
 
 echo "Enabling Adobe CEP debug mode..."
 for v in 14 13 12 11 10 9 8; do
-  defaults write "com.adobe.CSXS.$v" PlayerDebugMode 1 || true
+  	defaults write "com.adobe.CSXS.$v" PlayerDebugMode 1 || true
 done
 
 echo "Downloading extension..."
-curl -fL -# "$ZIP_URL" -o "$TMP_DIR/uwu2x-${EXT_VERSION}-mac.zip"
+curl -fL -# "$ZIP_URL" -o "$ZIP_PATH"
 
 echo "Extracting files..."
-unzip -q "$TMP_DIR/uwu2x-${EXT_VERSION}-mac.zip" -d "$TMP_DIR"
+unzip -q "$ZIP_PATH" -d "$TMP_DIR"
 cd "$TMP_DIR/uwu2x-${EXT_VERSION}-mac"
 
 echo "Removing quarantine attributes..."
 sudo xattr -cr "$EXT_NAME"
 
 if [ -d "$USER_EXT_DIR" ]; then
-  TARGET_DIR="$USER_EXT_DIR"
+  	TARGET_DIR="$USER_EXT_DIR"
 else
-  TARGET_DIR="$SYSTEM_EXT_DIR"
+  	TARGET_DIR="$SYSTEM_EXT_DIR"
 fi
 
 if [ -d "$USER_EXT_DIR/$EXT_NAME" ]; then
-  echo "Removing existing user installation."
-  sudo rm -rf "$USER_EXT_DIR/$EXT_NAME"
+  	echo "Removing existing user installation."
+  	sudo rm -rf "$USER_EXT_DIR/$EXT_NAME"
 fi
 
 if [ -d "$SYSTEM_EXT_DIR/$EXT_NAME" ]; then
-  echo "Removing existing system installation"
-  sudo rm -rf "$SYSTEM_EXT_DIR/$EXT_NAME"
+ 	echo "Removing existing system installation"
+  	sudo rm -rf "$SYSTEM_EXT_DIR/$EXT_NAME"
 fi
 
 echo "Installing extension..."
@@ -59,4 +60,4 @@ sudo cp -R "$EXT_NAME" "$TARGET_DIR/"
 rm -rf "$TMP_DIR"
 
 echo "Installation completed successfully."
-echo "You can now launch After Effects."
+echo "You can now launch After Effects."
\ No newline at end of file