🛠️ Fixed check if app is running from source code.

tidal_dl_ng/__init__.py

@@ -99,12 +99,12 @@ def is_dev_env() -> bool:
 
     # Check if package is running from source code == dev mode
     # If package is not running in PyInstaller environment.
-    if getattr(sys, "frozen", True) and not hasattr(sys, "_MEIPASS"):
+    if not getattr(sys, "frozen", False) and not hasattr(sys, "_MEIPASS"):
         try:
             importlib.metadata.version(package_name)
         except:
             # If package is not installed
-            result = False
+            result = True
 
     return result