diff --git a/.github/workflows/integration_delivery.yml b/.github/workflows/integration_delivery.yml
index 46a68726..672cfa30 100644
--- a/.github/workflows/integration_delivery.yml
+++ b/.github/workflows/integration_delivery.yml
@@ -364,17 +364,18 @@ jobs:
       - name: Generate Image URL and Checksum
         id: generate-image-url
         run: |
+          SUFFIX=""
           if [ -n "${{ matrix.suffix }}" ]; then
             SUFFIX="_${{ matrix.suffix }}"
-          else
-            SUFFIX="${{ matrix.suffix }}"
           fi
           DASHED_SUFFIX=$(echo $SUFFIX | sed 's/_/-/g')
-          IMAGE_URL="https://downloads.raspberrypi.com/raspios${SUFFIX}_arm64/images/raspios${SUFFIX}_arm64-2024-07-04/2024-07-04-raspios-bookworm-arm64${DASHED_SUFFIX}.img.xz"
+          IMAGE_NAME="2024-07-04-raspios-bookworm-arm64${DASHED_SUFFIX}"
+          IMAGE_URL="https://downloads.raspberrypi.com/raspios${SUFFIX}_arm64/images/raspios${SUFFIX}_arm64-2024-07-04/${IMAGE_NAME}.img.xz"
           CHECKSUM_URL="${IMAGE_URL}.sha256"
           echo "suffix=$SUFFIX" >> "$GITHUB_OUTPUT"
           echo "dashed_suffix=$DASHED_SUFFIX" >> "$GITHUB_OUTPUT"
           echo "image_url=$IMAGE_URL" >> "$GITHUB_OUTPUT"
+          echo "image_name=$IMAGE_NAME" >> "$GITHUB_OUTPUT"
           echo "image_checksum_url=$CHECKSUM_URL" >> "$GITHUB_OUTPUT"
           IMAGE_SIZE_GB=${{ matrix.suffix == 'lite' && '4.25' || matrix.suffix == '' && '6.5' || '13' }}
           IMAGE_SIZE=$(awk -v IMAGE_SIZE_GB=$IMAGE_SIZE_GB 'BEGIN {printf "%.0f", IMAGE_SIZE_GB * 1024 ^ 3}')
@@ -384,6 +385,7 @@ jobs:
         env:
           PKR_VAR_ubo_app_version: ${{ needs.build.outputs.version }}
           PKR_VAR_image_url: ${{ steps.generate-image-url.outputs.image_url }}
+          PKR_VAR_image_name: ${{ steps.generate-image-url.outputs.image_name }}
           PKR_VAR_image_checksum_url:
             ${{ steps.generate-image-url.outputs.image_checksum_url }}
           PKR_VAR_target_image_size:
diff --git a/CHANGELOG.md b/CHANGELOG.md
index dc31ae10..b4ee947c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,7 @@
 ## Version 0.15.8
 
 - fix(wifi): improve the logic of wifi onboarding notification
+- feat(core): add base image to `/etc/ubo_base_image` and about page
 
 ## Version 0.15.7
 
diff --git a/scripts/packer/image.pkr.hcl b/scripts/packer/image.pkr.hcl
index 554d38f4..b330d387 100644
--- a/scripts/packer/image.pkr.hcl
+++ b/scripts/packer/image.pkr.hcl
@@ -6,6 +6,10 @@ variable "image_url" {
   type = string
 }
 
+variable "image_name" {
+  type = string
+}
+
 variable "image_checksum_url" {
   type = string
 }
@@ -69,6 +73,7 @@ build {
 
   provisioner "shell" {
     inline = [
+      "echo \"${var.image_name}\" > /etc/ubo_base_image",
       "chmod +x /install.sh",
       "/install.sh --in-packer --with-docker --source=/ubo_app-${var.ubo_app_version}-py3-none-any.whl",
       "rm /install.sh /ubo_app-${var.ubo_app_version}-py3-none-any.whl",
diff --git a/tests/integration/results/test_core/app_runs_and_exits/store-desktop-000.jsonc b/tests/integration/results/test_core/app_runs_and_exits/store-desktop-000.jsonc
index 1a452695..a227e7e6 100644
--- a/tests/integration/results/test_core/app_runs_and_exits/store-desktop-000.jsonc
+++ b/tests/integration/results/test_core/app_runs_and_exits/store-desktop-000.jsonc
@@ -192,7 +192,7 @@
                     }
                   ],
                   "placeholder": null,
-                  "sub_heading": "A universal dashboard for your Raspberry Pi",
+                  "sub_heading": "Base image: [unknown]\n",
                   "title": "About"
                 }
               }
@@ -280,6 +280,7 @@
     "icons": []
   },
   "update_manager": {
+    "base_image_variant": "[unknown]",
     "current_version": "0.0.0",
     "is_update_service_active": false,
     "latest_version": "0.0.0",
diff --git a/tests/integration/results/test_core/app_runs_and_exits/store-rpi-000.jsonc b/tests/integration/results/test_core/app_runs_and_exits/store-rpi-000.jsonc
index 7283d852..52f6338f 100644
--- a/tests/integration/results/test_core/app_runs_and_exits/store-rpi-000.jsonc
+++ b/tests/integration/results/test_core/app_runs_and_exits/store-rpi-000.jsonc
@@ -192,7 +192,7 @@
                     }
                   ],
                   "placeholder": null,
-                  "sub_heading": "A universal dashboard for your Raspberry Pi",
+                  "sub_heading": "Base image: [unknown]\n",
                   "title": "About"
                 }
               }
@@ -280,6 +280,7 @@
     "icons": []
   },
   "update_manager": {
+    "base_image_variant": "[unknown]",
     "current_version": "0.0.0",
     "is_update_service_active": false,
     "latest_version": "0.0.0",
diff --git a/tests/integration/results/test_services/all_services_register/store-desktop-000.jsonc b/tests/integration/results/test_services/all_services_register/store-desktop-000.jsonc
index 530a7e40..f9a86564 100644
--- a/tests/integration/results/test_services/all_services_register/store-desktop-000.jsonc
+++ b/tests/integration/results/test_services/all_services_register/store-desktop-000.jsonc
@@ -611,7 +611,7 @@
                     }
                   ],
                   "placeholder": null,
-                  "sub_heading": "A universal dashboard for your Raspberry Pi",
+                  "sub_heading": "Base image: [unknown]\n",
                   "title": "About"
                 }
               }
@@ -752,6 +752,7 @@
     ]
   },
   "update_manager": {
+    "base_image_variant": "[unknown]",
     "current_version": "0.0.0",
     "is_update_service_active": false,
     "latest_version": "0.0.0",
diff --git a/tests/integration/results/test_services/all_services_register/store-rpi-000.jsonc b/tests/integration/results/test_services/all_services_register/store-rpi-000.jsonc
index 9d3a5156..b08e9a36 100644
--- a/tests/integration/results/test_services/all_services_register/store-rpi-000.jsonc
+++ b/tests/integration/results/test_services/all_services_register/store-rpi-000.jsonc
@@ -611,7 +611,7 @@
                     }
                   ],
                   "placeholder": null,
-                  "sub_heading": "A universal dashboard for your Raspberry Pi",
+                  "sub_heading": "Base image: [unknown]\n",
                   "title": "About"
                 }
               }
@@ -752,6 +752,7 @@
     ]
   },
   "update_manager": {
+    "base_image_variant": "[unknown]",
     "current_version": "0.0.0",
     "is_update_service_active": false,
     "latest_version": "0.0.0",
diff --git a/ubo_app/services/030-wifi/setup.py b/ubo_app/services/030-wifi/setup.py
index 9ea07fe7..ee7195ad 100644
--- a/ubo_app/services/030-wifi/setup.py
+++ b/ubo_app/services/030-wifi/setup.py
@@ -133,6 +133,11 @@ async def init_service() -> None:
         options=AutorunOptions(default_value=None),
     )
     def check_onboarding(is_connected: bool | None) -> None:
+        try:
+            _ = check_onboarding
+        except NameError:
+            return
+
         if is_connected is False and not read_from_persistent_store(
             key='wifi_has_visited_onboarding',
             default=False,
diff --git a/ubo_app/store/core/_menus.py b/ubo_app/store/core/_menus.py
index 154a2a32..d4ddc4a3 100644
--- a/ubo_app/store/core/_menus.py
+++ b/ubo_app/store/core/_menus.py
@@ -26,7 +26,11 @@
     NotificationDisplayType,
     NotificationsDisplayEvent,
 )
-from ubo_app.store.update_manager.utils import CURRENT_VERSION, about_menu_items
+from ubo_app.store.update_manager.utils import (
+    BASE_IMAGE,
+    CURRENT_VERSION,
+    about_menu_items,
+)
 
 if TYPE_CHECKING:
     from collections.abc import Sequence
@@ -80,7 +84,7 @@
             sub_menu=HeadedMenu(
                 title='About',
                 heading=f'Ubo v{CURRENT_VERSION}',
-                sub_heading='A universal dashboard for your Raspberry Pi',
+                sub_heading=f'Base image: {BASE_IMAGE[:11]}\n{BASE_IMAGE[11:]}',
                 items=about_menu_items,
             ),
         ),
diff --git a/ubo_app/store/update_manager/__init__.py b/ubo_app/store/update_manager/__init__.py
index 503df652..935e4b48 100644
--- a/ubo_app/store/update_manager/__init__.py
+++ b/ubo_app/store/update_manager/__init__.py
@@ -14,8 +14,9 @@ class UpdateManagerAction(BaseAction): ...
 
 class UpdateManagerSetVersionsAction(UpdateManagerAction):
     flash_notification: bool
-    latest_version: str
     current_version: str
+    base_image_variant: str
+    latest_version: str
     serial_number: str
 
 
@@ -51,6 +52,7 @@ class UpdateManagerState(Immutable):
 
     serial_number: str | None = None
     current_version: str | None = None
+    base_image_variant: str | None = None
     latest_version: str | None = None
     update_status: UpdateStatus = UpdateStatus.CHECKING
     is_update_service_active: bool = False
diff --git a/ubo_app/store/update_manager/reducer.py b/ubo_app/store/update_manager/reducer.py
index adf54301..9fb4c6bb 100644
--- a/ubo_app/store/update_manager/reducer.py
+++ b/ubo_app/store/update_manager/reducer.py
@@ -52,6 +52,7 @@ def reducer(
         state = replace(
             state,
             current_version=action.current_version,
+            base_image_variant=action.base_image_variant,
             latest_version=action.latest_version,
             serial_number=action.serial_number,
         )
diff --git a/ubo_app/store/update_manager/utils.py b/ubo_app/store/update_manager/utils.py
index eb6fdc7b..07a49121 100644
--- a/ubo_app/store/update_manager/utils.py
+++ b/ubo_app/store/update_manager/utils.py
@@ -37,9 +37,26 @@
     UpdateManagerState,
     UpdateStatus,
 )
+from ubo_app.utils import IS_RPI
 from ubo_app.utils.eeprom import read_serial_number
 
 CURRENT_VERSION = importlib.metadata.version('ubo_app')
+if IS_RPI:
+    try:
+        BASE_IMAGE = Path('/etc/ubo_base_image').read_text()
+    except FileNotFoundError:
+        BASE_IMAGE = '[unknown]'
+else:
+    BASE_IMAGE = '[unknown]'
+BASE_IMAGE_VARIANT = (
+    BASE_IMAGE == '[unknown]'
+    and '[unknown]'
+    or BASE_IMAGE.endswith('-lite')
+    and 'lite'
+    or BASE_IMAGE.endswith('-full')
+    and 'full'
+    or 'desktop'
+)
 
 
 async def check_version() -> None:
@@ -67,6 +84,7 @@ async def check_version() -> None:
                     flash_notification=state is None
                     or state.main.path[:2] != ['main', 'about'],
                     current_version=CURRENT_VERSION,
+                    base_image_variant=BASE_IMAGE_VARIANT,
                     latest_version=latest_version,
                     serial_number=serial_number,
                 ),