diff --git a/src/seedpass/core/config_manager.py b/src/seedpass/core/config_manager.py
index 31b469c..0e45c7a 100644
--- a/src/seedpass/core/config_manager.py
+++ b/src/seedpass/core/config_manager.py
@@ -51,7 +51,7 @@ class ConfigManager:
                 "backup_interval": 0,
                 "secret_mode_enabled": False,
                 "clipboard_clear_delay": 45,
-                "quick_unlock": False,
+                "quick_unlock_enabled": False,
                 "nostr_max_retries": MAX_RETRIES,
                 "nostr_retry_delay": float(RETRY_DELAY),
                 "min_uppercase": 2,
@@ -80,7 +80,7 @@ class ConfigManager:
             data.setdefault("backup_interval", 0)
             data.setdefault("secret_mode_enabled", False)
             data.setdefault("clipboard_clear_delay", 45)
-            data.setdefault("quick_unlock", False)
+            data.setdefault("quick_unlock_enabled", data.get("quick_unlock", False))
             data.setdefault("nostr_max_retries", MAX_RETRIES)
             data.setdefault("nostr_retry_delay", float(RETRY_DELAY))
             data.setdefault("min_uppercase", 2)
@@ -320,13 +320,13 @@ class ConfigManager:
     def set_quick_unlock(self, enabled: bool) -> None:
         """Persist the quick unlock toggle."""
         cfg = self.load_config(require_pin=False)
-        cfg["quick_unlock"] = bool(enabled)
+        cfg["quick_unlock_enabled"] = bool(enabled)
         self.save_config(cfg)
 
     def get_quick_unlock(self) -> bool:
         """Retrieve whether quick unlock is enabled."""
         cfg = self.load_config(require_pin=False)
-        return bool(cfg.get("quick_unlock", False))
+        return bool(cfg.get("quick_unlock_enabled", False))
 
     def set_nostr_max_retries(self, retries: int) -> None:
         """Persist the maximum number of Nostr retry attempts."""
diff --git a/src/seedpass/core/manager.py b/src/seedpass/core/manager.py
index 87147a8..77ff604 100644
--- a/src/seedpass/core/manager.py
+++ b/src/seedpass/core/manager.py
@@ -17,6 +17,7 @@ import hashlib
 from typing import Optional, Literal
 import shutil
 import time
+from datetime import datetime, timezone
 import builtins
 import threading
 import queue
@@ -345,6 +346,15 @@ class PasswordManager:
         self.initialize_managers()
         self.locked = False
         self.update_activity()
+        if (
+            getattr(self, "config_manager", None)
+            and self.config_manager.get_quick_unlock()
+        ):
+            logger.info(
+                "Quick unlock used by %s at %s",
+                self.current_fingerprint or "unknown",
+                datetime.now(timezone.utc).isoformat(),
+            )
         self.last_unlock_duration = time.perf_counter() - start
         if getattr(self, "verbose_timing", False):
             logger.info("Vault unlocked in %.2f seconds", self.last_unlock_duration)
diff --git a/src/tests/test_config_manager.py b/src/tests/test_config_manager.py
index f1f4b0e..4095bd3 100644
--- a/src/tests/test_config_manager.py
+++ b/src/tests/test_config_manager.py
@@ -23,7 +23,7 @@ def test_config_defaults_and_round_trip():
         assert cfg["pin_hash"] == ""
         assert cfg["password_hash"] == ""
         assert cfg["additional_backup_path"] == ""
-        assert cfg["quick_unlock"] is False
+        assert cfg["quick_unlock_enabled"] is False
         assert cfg["kdf_iterations"] == 50_000
 
         cfg_mgr.set_pin("1234")
diff --git a/src/tests/test_quick_unlock_default.py b/src/tests/test_quick_unlock_default.py
new file mode 100644
index 0000000..1f635c6
--- /dev/null
+++ b/src/tests/test_quick_unlock_default.py
@@ -0,0 +1,34 @@
+import logging
+from types import SimpleNamespace
+from pathlib import Path
+import sys
+
+import pytest
+
+sys.path.append(str(Path(__file__).resolve().parents[1]))
+
+from seedpass.core.manager import PasswordManager
+from seedpass.core.config_manager import ConfigManager
+from helpers import create_vault, TEST_SEED, TEST_PASSWORD
+
+
+def test_quick_unlock_default_off(tmp_path):
+    vault, _ = create_vault(tmp_path, TEST_SEED, TEST_PASSWORD)
+    cfg_mgr = ConfigManager(vault, tmp_path)
+    assert cfg_mgr.get_quick_unlock() is False
+
+
+def test_quick_unlock_logs_event(tmp_path, caplog):
+    pm = PasswordManager.__new__(PasswordManager)
+    pm.fingerprint_dir = tmp_path
+    pm.current_fingerprint = "user123"
+    pm.setup_encryption_manager = lambda *a, **k: None
+    pm.initialize_bip85 = lambda: None
+    pm.initialize_managers = lambda: None
+    pm.update_activity = lambda: None
+    pm.config_manager = SimpleNamespace(get_quick_unlock=lambda: True)
+
+    with caplog.at_level(logging.INFO):
+        pm.unlock_vault(password="pw")
+
+    assert any("Quick unlock used by user123" in rec.message for rec in caplog.records)