diff --git a/docs/SWBF2-2017-linux-setup.md b/docs/SWBF2-2017-linux-setup.md
index 72b15b8..e9d5661 100644
--- a/docs/SWBF2-2017-linux-setup.md
+++ b/docs/SWBF2-2017-linux-setup.md
@@ -19,13 +19,9 @@ wrapper to import the necessary registry entries on every launch.
 ## Prerequisites (both setups)
 
 - SWBF2 (AppID 1237950) installed via Steam and fully downloaded
-- GE-Proton10-34 — the setup scripts install this automatically if not present
+- GE-Proton10-34 — installed automatically by the setup scripts if not present
+- `msitools` — installed automatically by the setup scripts if not present
 - An EA account created at ea.com and linked to your Steam account
-- `msitools` installed on the host:
-  ```bash
-  sudo apt-get install -y msitools     # Debian / Ubuntu
-  sudo dnf install -y msitools         # Fedora
-  ```
 
 ### EA account requirement
 
diff --git a/scripts/setup-swbf2-linux.sh b/scripts/setup-swbf2-linux.sh
index d971f3d..aeb8f96 100755
--- a/scripts/setup-swbf2-linux.sh
+++ b/scripts/setup-swbf2-linux.sh
@@ -126,10 +126,18 @@ echo "[2/6] ea_app.msi ($(( MSI_SIZE / 1048576 )) MB): OK"
 # ── Step 3: extract MSI on the host ────────────────────────────────────────
 echo "[3/6] Extracting EA Desktop files from MSI (~30s)..."
 if ! command -v msiextract >/dev/null 2>&1; then
-    echo "ERROR: msitools not installed."
-    echo "  Debian/Ubuntu: sudo apt-get install -y msitools"
-    echo "  Fedora:        sudo dnf install -y msitools"
-    exit 1
+    echo "msitools not found — installing..."
+    if command -v apt-get >/dev/null 2>&1; then
+        sudo apt-get install -y msitools
+    elif command -v dnf >/dev/null 2>&1; then
+        sudo dnf install -y msitools
+    elif command -v pacman >/dev/null 2>&1; then
+        sudo pacman -S --noconfirm msitools
+    else
+        echo "ERROR: Cannot auto-install msitools — package manager not recognised."
+        echo "Install msitools manually and re-run."
+        exit 1
+    fi
 fi
 EXTRACT_DIR="/tmp/ea_app_extracted_$$"
 rm -rf "$EXTRACT_DIR"
diff --git a/scripts/setup-swbf2-wolf.sh b/scripts/setup-swbf2-wolf.sh
index 62115e9..b855016 100755
--- a/scripts/setup-swbf2-wolf.sh
+++ b/scripts/setup-swbf2-wolf.sh
@@ -139,9 +139,18 @@ echo "[2/6] ea_app.msi ($(( MSI_SIZE / 1048576 )) MB): OK"
 # ── Step 3: extract MSI on the host ────────────────────────────────────────
 echo "[3/6] Extracting EA Desktop files from MSI (~30s)..."
 if ! command -v msiextract >/dev/null 2>&1; then
-    echo "ERROR: msitools not installed."
-    echo "  sudo apt-get install -y msitools"
-    exit 1
+    echo "msitools not found — installing..."
+    if command -v apt-get >/dev/null 2>&1; then
+        sudo apt-get install -y msitools
+    elif command -v dnf >/dev/null 2>&1; then
+        sudo dnf install -y msitools
+    elif command -v pacman >/dev/null 2>&1; then
+        sudo pacman -S --noconfirm msitools
+    else
+        echo "ERROR: Cannot auto-install msitools — package manager not recognised."
+        echo "Install msitools manually and re-run."
+        exit 1
+    fi
 fi
 EXTRACT_DIR="/tmp/ea_app_extracted_$$"
 rm -rf "$EXTRACT_DIR"