diff --git a/frogpilot/common/frogpilot_variables.py b/frogpilot/common/frogpilot_variables.py
index 360a662ef..3c072c2d5 100644
--- a/frogpilot/common/frogpilot_variables.py
+++ b/frogpilot/common/frogpilot_variables.py
@@ -288,7 +288,7 @@ frogpilot_default_params: list[tuple[str, str | bytes, int, str]] = [
   ("NavSettingLeftSide", "0", 0, "0"),
   ("NavSettingTime24h", "0", 0, "0"),
   ("NewLongAPI", "0", 2, "1"),
-  ("NNFF", "1", 2, "0"),
+  ("NNFF", "0", 2, "0"),
   ("NNFFLite", "0", 2, "0"),
   ("NoLogging", "0", 2, "0"),
   ("NoUploads", "0", 2, "0"),
diff --git a/system/manager/manager.py b/system/manager/manager.py
index 70c52beb7..187e5aab3 100755
--- a/system/manager/manager.py
+++ b/system/manager/manager.py
@@ -126,6 +126,14 @@ def manager_init() -> None:
     with open(cem_migration_flag_file, "w") as f:
       f.write("migrated")
 
+  # One-time migration for NNFF to off
+  nnff_migration_flag_file = "/data/media/0/frogpilot_nnff_migrated.flag"
+  if not os.path.exists(nnff_migration_flag_file):
+    if params.get_bool("NNFF"):
+      params.put_bool("NNFF", False)
+    with open(nnff_migration_flag_file, "w") as f:
+      f.write("migrated")
+
   # set dongle id
   reg_res = register(show_spinner=True)
   if reg_res: