diff --git a/backend/config/config_manager.py b/backend/config/config_manager.py
index a98bd14e2..690dc3ec8 100644
--- a/backend/config/config_manager.py
+++ b/backend/config/config_manager.py
@@ -28,6 +28,34 @@ from logger.logger import log
 ROMM_USER_CONFIG_PATH: Final = f"{ROMM_BASE_PATH}/config"
 ROMM_USER_CONFIG_FILE: Final = f"{ROMM_USER_CONFIG_PATH}/config.yml"
 SQLITE_DB_BASE_PATH: Final = f"{ROMM_BASE_PATH}/database"
+DEFAULT_EXCLUDED_EXTENSIONS: Final = [
+    "db",
+    "ini",
+    "tmp",
+    "bak",
+    "lock",
+    "log",
+    "cache",
+    "crdownload",
+]
+DEFAULT_EXCLUDED_FILES: Final = [
+    ".DS_Store",
+    ".localized",
+    ".Trashes",
+    ".stfolder",
+    "@SynoResource",
+]
+DEFAULT_EXCLUDED_DIRS: Final = [
+    "@eaDir",
+    "__MACOSX",
+    "$RECYCLE.BIN",
+    ".Trash-*",
+    ".stfolder",
+    ".Spotlight-V100",
+    ".fseventsd",
+    ".DocumentRevisions-V100",
+    "System Volume Information",
+]
 
 
 class EjsControlsButton(TypedDict):
@@ -194,27 +222,39 @@ class ConfigManager:
         self.config = Config(
             CONFIG_FILE_MOUNTED=self._config_file_mounted,
             CONFIG_FILE_WRITABLE=self._config_file_writable,
-            EXCLUDED_PLATFORMS=pydash.get(self._raw_config, "exclude.platforms", []),
+            EXCLUDED_PLATFORMS=pydash.get(
+                self._raw_config, "exclude.platforms", DEFAULT_EXCLUDED_DIRS
+            ),
             EXCLUDED_SINGLE_EXT=[
                 e.lower()
                 for e in pydash.get(
-                    self._raw_config, "exclude.roms.single_file.extensions", []
+                    self._raw_config,
+                    "exclude.roms.single_file.extensions",
+                    DEFAULT_EXCLUDED_EXTENSIONS,
                 )
             ],
             EXCLUDED_SINGLE_FILES=pydash.get(
-                self._raw_config, "exclude.roms.single_file.names", []
+                self._raw_config,
+                "exclude.roms.single_file.names",
+                DEFAULT_EXCLUDED_FILES,
             ),
             EXCLUDED_MULTI_FILES=pydash.get(
-                self._raw_config, "exclude.roms.multi_file.names", []
+                self._raw_config,
+                "exclude.roms.multi_file.names",
+                DEFAULT_EXCLUDED_DIRS,
             ),
             EXCLUDED_MULTI_PARTS_EXT=[
                 e.lower()
                 for e in pydash.get(
-                    self._raw_config, "exclude.roms.multi_file.parts.extensions", []
+                    self._raw_config,
+                    "exclude.roms.multi_file.parts.extensions",
+                    DEFAULT_EXCLUDED_EXTENSIONS,
                 )
             ],
             EXCLUDED_MULTI_PARTS_FILES=pydash.get(
-                self._raw_config, "exclude.roms.multi_file.parts.names", []
+                self._raw_config,
+                "exclude.roms.multi_file.parts.names",
+                DEFAULT_EXCLUDED_FILES,
             ),
             PLATFORMS_BINDING=pydash.get(self._raw_config, "system.platforms", {}),
             PLATFORMS_VERSIONS=pydash.get(self._raw_config, "system.versions", {}),
diff --git a/backend/tests/config/test_config_loader.py b/backend/tests/config/test_config_loader.py
index 44bf9f163..c1792858a 100644
--- a/backend/tests/config/test_config_loader.py
+++ b/backend/tests/config/test_config_loader.py
@@ -1,7 +1,12 @@
 import os
 from pathlib import Path
 
-from config.config_manager import ConfigManager
+from config.config_manager import (
+    DEFAULT_EXCLUDED_DIRS,
+    DEFAULT_EXCLUDED_EXTENSIONS,
+    DEFAULT_EXCLUDED_FILES,
+    ConfigManager,
+)
 
 
 def test_config_loader():
@@ -58,12 +63,16 @@ def test_empty_config_loader():
         )
     )
 
-    assert loader.config.EXCLUDED_PLATFORMS == []
-    assert loader.config.EXCLUDED_SINGLE_EXT == []
-    assert loader.config.EXCLUDED_SINGLE_FILES == []
-    assert loader.config.EXCLUDED_MULTI_FILES == []
-    assert loader.config.EXCLUDED_MULTI_PARTS_EXT == []
-    assert loader.config.EXCLUDED_MULTI_PARTS_FILES == []
+    assert loader.config.EXCLUDED_PLATFORMS == DEFAULT_EXCLUDED_DIRS
+    assert loader.config.EXCLUDED_SINGLE_EXT == [
+        e.lower() for e in DEFAULT_EXCLUDED_EXTENSIONS
+    ]
+    assert loader.config.EXCLUDED_SINGLE_FILES == DEFAULT_EXCLUDED_FILES
+    assert loader.config.EXCLUDED_MULTI_FILES == DEFAULT_EXCLUDED_DIRS
+    assert loader.config.EXCLUDED_MULTI_PARTS_EXT == [
+        e.lower() for e in DEFAULT_EXCLUDED_EXTENSIONS
+    ]
+    assert loader.config.EXCLUDED_MULTI_PARTS_FILES == DEFAULT_EXCLUDED_FILES
     assert loader.config.PLATFORMS_BINDING == {}
     assert loader.config.PLATFORMS_VERSIONS == {}
     assert loader.config.ROMS_FOLDER_NAME == "roms"
diff --git a/backend/tests/endpoints/test_config.py b/backend/tests/endpoints/test_config.py
index 4a892f34e..64361367f 100644
--- a/backend/tests/endpoints/test_config.py
+++ b/backend/tests/endpoints/test_config.py
@@ -3,6 +3,12 @@ from fastapi import status
 from fastapi.testclient import TestClient
 from main import app
 
+from config.config_manager import (
+    DEFAULT_EXCLUDED_DIRS,
+    DEFAULT_EXCLUDED_EXTENSIONS,
+    DEFAULT_EXCLUDED_FILES,
+)
+
 
 @pytest.fixture
 def client():
@@ -15,11 +21,15 @@ def test_config(client):
     assert response.status_code == status.HTTP_200_OK
 
     config = response.json()
-    assert config.get("EXCLUDED_PLATFORMS") == []
-    assert config.get("EXCLUDED_SINGLE_EXT") == []
-    assert config.get("EXCLUDED_SINGLE_FILES") == []
-    assert config.get("EXCLUDED_MULTI_FILES") == []
-    assert config.get("EXCLUDED_MULTI_PARTS_EXT") == []
-    assert config.get("EXCLUDED_MULTI_PARTS_FILES") == []
+    assert config.get("EXCLUDED_PLATFORMS") == DEFAULT_EXCLUDED_DIRS
+    assert config.get("EXCLUDED_SINGLE_EXT") == [
+        e.lower() for e in DEFAULT_EXCLUDED_EXTENSIONS
+    ]
+    assert config.get("EXCLUDED_SINGLE_FILES") == DEFAULT_EXCLUDED_FILES
+    assert config.get("EXCLUDED_MULTI_FILES") == DEFAULT_EXCLUDED_DIRS
+    assert config.get("EXCLUDED_MULTI_PARTS_EXT") == [
+        e.lower() for e in DEFAULT_EXCLUDED_EXTENSIONS
+    ]
+    assert config.get("EXCLUDED_MULTI_PARTS_FILES") == DEFAULT_EXCLUDED_FILES
     assert config.get("PLATFORMS_BINDING") == {}
     assert not config.get("SKIP_HASH_CALCULATION")