diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9f65709..5d8e478 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,14 @@
 # Jackify Changelog
 
+## v0.1.6.4 - Flatpak Steam Detection Hotfix
+**Release Date:** October 24, 2025
+
+### Critical Bug Fixes
+- **FIXED: Flatpak Steam Detection**: Added support for `/data/Steam/` directory structure used by some Flatpak Steam installations
+- **IMPROVED: Steam Path Detection**: Now checks all known Flatpak Steam directory structures for maximum compatibility
+
+---
+
 ## v0.1.6.3 - Emergency Hotfix
 **Release Date:** October 23, 2025
 
diff --git a/jackify/__init__.py b/jackify/__init__.py
index 17afcea..23eb453 100644
--- a/jackify/__init__.py
+++ b/jackify/__init__.py
@@ -5,4 +5,4 @@ This package provides both CLI and GUI interfaces for managing
 Wabbajack modlists natively on Linux systems.
 """
 
-__version__ = "0.1.6.3"
+__version__ = "0.1.6.4"
diff --git a/jackify/backend/handlers/shortcut_handler.py b/jackify/backend/handlers/shortcut_handler.py
index 370e2c8..d0262fc 100644
--- a/jackify/backend/handlers/shortcut_handler.py
+++ b/jackify/backend/handlers/shortcut_handler.py
@@ -1036,7 +1036,7 @@ class ShortcutHandler:
         matched_shortcuts = []
 
         if not self.shortcuts_path or not os.path.isfile(self.shortcuts_path):
-            self.logger.error(f"shortcuts.vdf path not found or invalid: {self.shortcuts_path}")
+            self.logger.info(f"No shortcuts.vdf file found at {self.shortcuts_path} - this is normal for new Steam installations")
             return []
 
         # Directly process the single shortcuts.vdf file found during init
@@ -1159,7 +1159,7 @@ class ShortcutHandler:
 
         # --- Use the single shortcuts.vdf path found during init --- 
         if not self.shortcuts_path or not os.path.isfile(self.shortcuts_path):
-            self.logger.error(f"shortcuts.vdf path not found or invalid: {self.shortcuts_path}")
+            self.logger.info(f"No shortcuts.vdf file found at {self.shortcuts_path} - this is normal for new Steam installations")
             return []
         
         vdf_path = self.shortcuts_path
diff --git a/jackify/backend/services/native_steam_service.py b/jackify/backend/services/native_steam_service.py
index 4c2f0c9..65cd084 100644
--- a/jackify/backend/services/native_steam_service.py
+++ b/jackify/backend/services/native_steam_service.py
@@ -33,7 +33,9 @@ class NativeSteamService:
         self.steam_paths = [
             Path.home() / ".steam" / "steam",
             Path.home() / ".local" / "share" / "Steam",
-            Path.home() / ".var" / "app" / "com.valvesoftware.Steam" / ".local" / "share" / "Steam"
+            Path.home() / ".var" / "app" / "com.valvesoftware.Steam" / "data" / "Steam",
+            Path.home() / ".var" / "app" / "com.valvesoftware.Steam" / ".local" / "share" / "Steam",
+            Path.home() / ".var" / "app" / "com.valvesoftware.Steam" / "home" / ".local" / "share" / "Steam"
         ]
         self.steam_path = None
         self.userdata_path = None
@@ -54,8 +56,20 @@ class NativeSteamService:
             # Step 2: Parse loginusers.vdf to get the most recent user (SteamID64)
             steamid64 = self._get_most_recent_user_from_loginusers()
             if not steamid64:
-                logger.error("Could not determine most recent Steam user from loginusers.vdf")
-                return False
+                logger.warning("Could not determine most recent Steam user from loginusers.vdf, trying fallback method")
+                # Fallback: Look for existing user directories in userdata
+                steamid3 = self._find_user_from_userdata_directory()
+                if steamid3:
+                    logger.info(f"Found Steam user using userdata directory fallback: SteamID3={steamid3}")
+                    # Skip the conversion step since we already have SteamID3
+                    self.user_id = str(steamid3)
+                    self.user_config_path = self.userdata_path / str(steamid3) / "config"
+                    logger.info(f"Steam user set up via fallback: {self.user_id}")
+                    logger.info(f"User config path: {self.user_config_path}")
+                    return True
+                else:
+                    logger.error("Could not determine Steam user using any method")
+                    return False
 
             # Step 3: Convert SteamID64 to SteamID3 (userdata directory format)
             steamid3 = self._convert_steamid64_to_steamid3(steamid64)