diff --git a/blueline_car/aosp_blueline_car.mk b/blueline_car/aosp_blueline_car.mk
index b9aafdf..66851ad 100644
--- a/blueline_car/aosp_blueline_car.mk
+++ b/blueline_car/aosp_blueline_car.mk
@@ -63,7 +63,8 @@
 # Pre-create users
 PRODUCT_SYSTEM_DEFAULT_PROPERTIES += \
     android.car.number_pre_created_users=1 \
-    android.car.number_pre_created_guests=2
+    android.car.number_pre_created_guests=1 \
+    android.car.user_hal_enabled=true
 
 # Enable landscape
 PRODUCT_COPY_FILES += \
diff --git a/bonito_car/aosp_bonito_car.mk b/bonito_car/aosp_bonito_car.mk
index 1ee2d0a..6980607 100644
--- a/bonito_car/aosp_bonito_car.mk
+++ b/bonito_car/aosp_bonito_car.mk
@@ -63,7 +63,8 @@
 # Pre-create users
 PRODUCT_SYSTEM_DEFAULT_PROPERTIES += \
     android.car.number_pre_created_users=1 \
-    android.car.number_pre_created_guests=1
+    android.car.number_pre_created_guests=1 \
+    android.car.user_hal_enabled=true
 
 # Enable landscape
 PRODUCT_COPY_FILES += \
diff --git a/coral_car/aosp_coral_car.mk b/coral_car/aosp_coral_car.mk
index 0ac830b..f156a84 100644
--- a/coral_car/aosp_coral_car.mk
+++ b/coral_car/aosp_coral_car.mk
@@ -60,7 +60,8 @@
 # Pre-create users
 PRODUCT_SYSTEM_DEFAULT_PROPERTIES += \
     android.car.number_pre_created_users=1 \
-    android.car.number_pre_created_guests=1
+    android.car.number_pre_created_guests=1 \
+    android.car.user_hal_enabled=true
 
 # Enable landscape
 PRODUCT_COPY_FILES += \
diff --git a/crosshatch_car/aosp_crosshatch_car.mk b/crosshatch_car/aosp_crosshatch_car.mk
index 27ce243..704a2f1 100644
--- a/crosshatch_car/aosp_crosshatch_car.mk
+++ b/crosshatch_car/aosp_crosshatch_car.mk
@@ -63,7 +63,8 @@
 # Pre-create users
 PRODUCT_SYSTEM_DEFAULT_PROPERTIES += \
     android.car.number_pre_created_users=1 \
-    android.car.number_pre_created_guests=1
+    android.car.number_pre_created_guests=1 \
+    android.car.user_hal_enabled=true
 
 # Enable landscape
 PRODUCT_COPY_FILES += \
diff --git a/flame_car/aosp_flame_car.mk b/flame_car/aosp_flame_car.mk
index 0b5a355..984c03f 100644
--- a/flame_car/aosp_flame_car.mk
+++ b/flame_car/aosp_flame_car.mk
@@ -60,7 +60,8 @@
 # Pre-create users
 PRODUCT_SYSTEM_DEFAULT_PROPERTIES += \
     android.car.number_pre_created_users=1 \
-    android.car.number_pre_created_guests=2
+    android.car.number_pre_created_guests=1 \
+    android.car.user_hal_enabled=true
 
 # Enable landscape
 PRODUCT_COPY_FILES += \
diff --git a/sargo_car/aosp_sargo_car.mk b/sargo_car/aosp_sargo_car.mk
index b538ce4..b3729aa 100644
--- a/sargo_car/aosp_sargo_car.mk
+++ b/sargo_car/aosp_sargo_car.mk
@@ -63,7 +63,8 @@
 # Pre-create users
 PRODUCT_SYSTEM_DEFAULT_PROPERTIES += \
     android.car.number_pre_created_users=1 \
-    android.car.number_pre_created_guests=1
+    android.car.number_pre_created_guests=1 \
+    android.car.user_hal_enabled=true
 
 # Enable landscape
 PRODUCT_COPY_FILES += \