diff --git a/demo/src/stubs/hardware.ts b/demo/src/stubs/hardware.ts
index a758285fed..a8b8394c2c 100644
--- a/demo/src/stubs/hardware.ts
+++ b/demo/src/stubs/hardware.ts
@@ -13,6 +13,7 @@ const HARDWARE_INFO: HardwareInfo = {
         hassio_board_id: "green",
         manufacturer: "homeassistant",
         model: "green",
+        revision: null,
       },
       dongle: null,
       config_entries: [],
diff --git a/demo/src/stubs/hassio_supervisor.ts b/demo/src/stubs/hassio_supervisor.ts
index 919ab74a98..9200bcbf50 100644
--- a/demo/src/stubs/hassio_supervisor.ts
+++ b/demo/src/stubs/hassio_supervisor.ts
@@ -32,11 +32,11 @@ const DEMO_ADDONS: HassioAddonInfo[] = [
     detached: false,
     homeassistant: "2025.7.0",
     icon: false,
-    installed: true,
     logo: false,
     repository: "d5369777",
     stage: "stable",
     state: "started",
+    system_managed: false,
     update_available: false,
     url: "https://github.com/music-assistant/home-assistant-addon",
     version: "2.6.3",
@@ -53,11 +53,11 @@ const DEMO_ADDONS: HassioAddonInfo[] = [
     detached: false,
     homeassistant: "2025.7.0",
     icon: false,
-    installed: true,
     logo: false,
     repository: "5c53de3b",
     stage: "stable",
     state: "started",
+    system_managed: false,
     update_available: false,
     url: "https://esphome.io/",
     version: "2025.7.3",
@@ -114,13 +114,14 @@ const addonDetails = (addon: HassioAddonInfo): HassioAddonDetails => ({
   audio_output: null,
   audio: false,
   auth_api: false,
-  auto_uart: false,
   auto_update: false,
   boot: "auto",
+  boot_config: "auto",
   changelog: false,
   devices: [],
   devicetree: false,
   discovery: [],
+  dns: [],
   docker_api: false,
   documentation: false,
   full_access: false,
@@ -133,8 +134,10 @@ const addonDetails = (addon: HassioAddonInfo): HassioAddonDetails => ({
   host_ipc: false,
   host_network: false,
   host_pid: false,
+  host_uts: false,
   ingress_entry: null,
   ingress_panel: false,
+  ingress_port: null,
   ingress_url: null,
   ingress: false,
   ip_address: "172.30.33.2",
@@ -148,13 +151,16 @@ const addonDetails = (addon: HassioAddonInfo): HassioAddonDetails => ({
   protected: true,
   rating: 6,
   schema: CONFIG_SCHEMAS[addon.slug] ?? null,
-  services_role: [],
+  services: [],
   signed: false,
   startup: "application",
   stdin: false,
-  system_managed: false,
   system_managed_config_entry: null,
   translations: {},
+  uart: false,
+  udev: false,
+  usb: false,
+  video: false,
   watchdog: true,
   webui: null,
 });
@@ -181,11 +187,14 @@ const ADDON_STATS: HassioStats = {
   blk_read: 12300000,
   blk_write: 4500000,
   cpu_percent: 1.4,
+  cpu_system_usage: 1420000000000,
+  cpu_usage: 19800000000,
   memory_limit: 3900000000,
   memory_percent: 4.2,
   memory_usage: 163000000,
   network_rx: 8900000,
   network_tx: 2300000,
+  online_cpus: 4,
 };
 
 export const mockHassioSupervisor = (hass: MockHomeAssistant) => {
@@ -209,9 +218,13 @@ export const mockHassioSupervisor = (hass: MockHomeAssistant) => {
         wait_boot: 5,
         timezone: "Europe/Amsterdam",
         logging: "info",
+        auto_update: true,
+        country: "NL",
         debug: false,
         debug_block: false,
+        detect_blocking_io: false,
         diagnostics: true,
+        feature_flags: {},
         addons: DEMO_ADDONS as any,
         addons_repositories: [
           "https://github.com/music-assistant/home-assistant-addon",
@@ -224,22 +237,6 @@ export const mockHassioSupervisor = (hass: MockHomeAssistant) => {
     if (msg.endpoint === "/addons") {
       const data: HassioAddonsInfo = {
         addons: DEMO_ADDONS,
-        repositories: [
-          {
-            slug: "d5369777",
-            name: "Music Assistant",
-            source: "https://github.com/music-assistant/home-assistant-addon",
-            url: "https://github.com/music-assistant/home-assistant-addon",
-            maintainer: "Music Assistant",
-          },
-          {
-            slug: "5c53de3b",
-            name: "ESPHome",
-            source: "https://github.com/esphome/home-assistant-addon",
-            url: "https://esphome.io/",
-            maintainer: "ESPHome",
-          },
-        ],
       };
       return data;
     }
@@ -264,6 +261,7 @@ export const mockHassioSupervisor = (hass: MockHomeAssistant) => {
         hostname: "homeassistant",
         logging: "info",
         machine: "green",
+        machine_id: "0123456789abcdef0123456789abcdef",
         state: "running",
         operating_system: "Home Assistant OS 18.2",
         supervisor: "2026.07.1",
@@ -301,6 +299,7 @@ export const mockHassioSupervisor = (hass: MockHomeAssistant) => {
         update_available: false,
         version: "18.2",
         version_latest: "18.2",
+        version_pending: null,
         data_disk: "Home Assistant Green (mmcblk0)",
       };
       return data;
@@ -334,8 +333,9 @@ export const mockHassioSupervisor = (hass: MockHomeAssistant) => {
       const data: NetworkInfo = {
         interfaces: [
           {
+            connected: true,
+            mac: "aa:bb:cc:dd:ee:ff",
             primary: true,
-            privacy: false,
             interface: "eth0",
             enabled: true,
             type: "ethernet",
@@ -354,6 +354,8 @@ export const mockHassioSupervisor = (hass: MockHomeAssistant) => {
           gateway: "172.30.32.1",
           interface: "hassio",
         },
+        host_internet: true,
+        supervisor_internet: true,
       };
       return data;
     }
diff --git a/src/data/hardware.ts b/src/data/hardware.ts
index accbf4d9ba..dea0be2b77 100644
--- a/src/data/hardware.ts
+++ b/src/data/hardware.ts
@@ -28,24 +28,24 @@ export interface HardwareInfo {
 export interface HardwareInfoEntry {
   board: HardwareInfoBoardInfo | null;
   dongle: HardwareInfoDongleInfo | null;
-  config_entries: string[];
-  name: string;
-  url?: string;
+  config_entries: string[] | null;
+  name: string | null;
+  url: string | null;
 }
 
 export interface HardwareInfoBoardInfo {
   manufacturer: string;
-  model?: string;
-  revision?: string;
-  hassio_board_id?: string;
+  model: string | null;
+  revision: string | null;
+  hassio_board_id: string | null;
 }
 
 export interface HardwareInfoDongleInfo {
-  manufacturer: string;
-  description: string;
-  pid?: string;
-  vid?: string;
-  serial_number?: string;
+  manufacturer: string | null;
+  description: string | null;
+  pid: string;
+  vid: string;
+  serial_number: string | null;
 }
 
 export interface SystemStatusStreamMessage {
diff --git a/src/data/hassio/addon.ts b/src/data/hassio/addon.ts
index 749410ea47..399e98065a 100644
--- a/src/data/hassio/addon.ts
+++ b/src/data/hassio/addon.ts
@@ -17,11 +17,12 @@ export type AddonCapability = Exclude<
 >;
 export type AddonStage = "stable" | "experimental" | "deprecated";
 export type AddonAppArmour = "disable" | "default" | "profile";
-export type AddonRole = "default" | "homeassistant" | "manager" | "admin";
+export type AddonRole =
+  "default" | "homeassistant" | "backup" | "manager" | "admin";
 export type AddonStartup =
   "initialize" | "system" | "services" | "application" | "once";
 export type AddonState =
-  "startup" | "started" | "stopped" | "unknown" | "error" | null;
+  "startup" | "started" | "stopped" | "unknown" | "error";
 export type AddonRepository = "core" | "local" | string;
 
 interface AddonFieldTranslation {
@@ -41,15 +42,15 @@ export interface HassioAddonInfo {
   build: boolean;
   description: string;
   detached: boolean;
-  homeassistant: string;
+  homeassistant: string | null;
   icon: boolean;
-  installed: boolean;
   logo: boolean;
   name: string;
   repository: AddonRepository;
   slug: string;
   stage: AddonStage;
   state: AddonState;
+  system_managed: boolean;
   update_available: boolean;
   url: string | null;
   version_latest: string;
@@ -63,13 +64,14 @@ export interface HassioAddonDetails extends HassioAddonInfo {
   audio_output: null | string;
   audio: boolean;
   auth_api: boolean;
-  auto_uart: boolean;
   auto_update: boolean;
   boot: "auto" | "manual";
+  boot_config: "auto" | "manual" | "manual_only";
   changelog: boolean;
   devices: string[];
   devicetree: boolean;
   discovery: string[];
+  dns: string[];
   docker_api: boolean;
   documentation: boolean;
   full_access: boolean;
@@ -82,8 +84,10 @@ export interface HassioAddonDetails extends HassioAddonInfo {
   host_ipc: boolean;
   host_network: boolean;
   host_pid: boolean;
+  host_uts: boolean;
   ingress_entry: null | string;
-  ingress_panel: boolean;
+  ingress_panel: boolean | null;
+  ingress_port: number | null;
   ingress_url: null | string;
   ingress: boolean;
   ip_address: string;
@@ -91,27 +95,29 @@ export interface HassioAddonDetails extends HassioAddonInfo {
   long_description: null | string;
   machine: any;
   network_description: null | Record<string, string>;
-  network: null | Record<string, number>;
+  network: null | Record<string, number | null>;
   options: Record<string, unknown>;
   privileged: any;
   protected: boolean;
   rating: number;
   schema: HaFormSchema[] | null;
-  services_role: string[];
+  services: string[];
   signed: boolean;
   slug: string;
   startup: AddonStartup;
   stdin: boolean;
-  system_managed: boolean;
   system_managed_config_entry: string | null;
   translations: Record<string, AddonTranslations>;
-  watchdog: null | boolean;
+  uart: boolean;
+  udev: boolean;
+  usb: boolean;
+  video: boolean;
+  watchdog: boolean;
   webui: null | string;
 }
 
 export interface HassioAddonsInfo {
   addons: HassioAddonInfo[];
-  repositories: HassioAddonRepository[];
 }
 
 export interface HassioAddonSetSecurityParams {
@@ -201,7 +207,7 @@ export const validateHassioAddonOption = async (
   callWS: CallWS,
   slug: string,
   data?: any
-): Promise<{ message: string; valid: boolean }> => {
+): Promise<{ message: string; valid: boolean; pwned: boolean | null }> => {
   return callWS({
     type: "supervisor/api",
     endpoint: `/addons/${slug}/options/validate`,
diff --git a/src/data/hassio/common.ts b/src/data/hassio/common.ts
index 0c8961c975..1c27c12e9f 100644
--- a/src/data/hassio/common.ts
+++ b/src/data/hassio/common.ts
@@ -13,12 +13,15 @@ export interface HassioResponse<T> {
 export interface HassioStats {
   blk_read: number;
   blk_write: number;
-  cpu_percent: number;
+  cpu_percent: number | null;
+  cpu_system_usage: number;
+  cpu_usage: number;
   memory_limit: number;
   memory_percent: number;
   memory_usage: number;
   network_rx: number;
   network_tx: number;
+  online_cpus: number;
 }
 
 export const extractApiErrorMessage = (error: any): string =>
diff --git a/src/data/hassio/docker.ts b/src/data/hassio/docker.ts
index d4cbf28573..6ed0545076 100644
--- a/src/data/hassio/docker.ts
+++ b/src/data/hassio/docker.ts
@@ -1,13 +1,15 @@
 import type { HomeAssistant } from "../../types";
 
-type HassioDockerRegistries = Record<
+type HassioDockerRegistries = Record<string, { username: string }>;
+
+type HassioDockerRegistryCredentials = Record<
   string,
-  { username: string; password?: string }
+  { username: string; password: string }
 >;
 
 export const fetchHassioDockerRegistries = async (
   hass: HomeAssistant
-): Promise<HassioDockerRegistries> =>
+): Promise<{ registries: HassioDockerRegistries }> =>
   hass.callWS({
     type: "supervisor/api",
     endpoint: `/docker/registries`,
@@ -16,7 +18,7 @@ export const fetchHassioDockerRegistries = async (
 
 export const addHassioDockerRegistry = async (
   hass: HomeAssistant,
-  data: HassioDockerRegistries
+  data: HassioDockerRegistryCredentials
 ) => {
   await hass.callWS({
     type: "supervisor/api",
diff --git a/src/data/hassio/hardware.ts b/src/data/hassio/hardware.ts
index ca502e8b86..0d0be60bef 100644
--- a/src/data/hassio/hardware.ts
+++ b/src/data/hassio/hardware.ts
@@ -15,6 +15,7 @@ interface HassioHardwareAudioList {
 export interface HardwareDevice {
   attributes: Record<string, string>;
   by_id: null | string;
+  children: string[];
   dev_path: string;
   name: string;
   subsystem: string;
diff --git a/src/data/hassio/host.ts b/src/data/hassio/host.ts
index 6ac52353af..6283defb0a 100644
--- a/src/data/hassio/host.ts
+++ b/src/data/hassio/host.ts
@@ -2,19 +2,19 @@ import type { HomeAssistant } from "../../types";
 
 export interface HassioHostInfo {
   agent_version: string;
-  chassis: string;
-  cpe: string;
-  deployment: string;
+  chassis: string | null;
+  cpe: string | null;
+  deployment: string | null;
   disk_life_time: number | null;
   disk_free: number;
   disk_total: number;
   disk_used: number;
   features: string[];
-  hostname: string;
-  kernel: string;
-  operating_system: string;
-  boot_timestamp: number;
-  startup_time: number;
+  hostname: string | null;
+  kernel: string | null;
+  operating_system: string | null;
+  boot_timestamp: number | null;
+  startup_time: number | null;
 }
 
 export interface HassioHassOSInfo {
@@ -23,7 +23,8 @@ export interface HassioHassOSInfo {
   update_available: boolean;
   version_latest: string | null;
   version: string | null;
-  data_disk: string;
+  version_pending: string | null;
+  data_disk: string | null;
 }
 
 export interface Datadisk {
diff --git a/src/data/hassio/network.ts b/src/data/hassio/network.ts
index a4c37e0bce..a6838ff7fb 100644
--- a/src/data/hassio/network.ts
+++ b/src/data/hassio/network.ts
@@ -5,15 +5,18 @@ interface IpConfiguration {
   gateway: string | null;
   method: "disabled" | "static" | "auto";
   nameservers: string[];
+  ready: boolean | null;
+  route_metric: number | null;
 }
 
 export interface NetworkInterface {
+  connected: boolean;
+  mac: string;
   primary: boolean;
-  privacy: boolean;
   interface: string;
   enabled: boolean;
-  ipv4?: Partial<IpConfiguration>;
-  ipv6?: Partial<IpConfiguration>;
+  ipv4?: Partial<IpConfiguration> | null;
+  ipv6?: Partial<IpConfiguration> | null;
   type: "ethernet" | "wireless" | "vlan";
   wifi?: Partial<WifiConfiguration> | null;
 }
@@ -41,13 +44,15 @@ export interface WifiConfiguration {
   mode: "infrastructure" | "mesh" | "adhoc" | "ap";
   auth: "open" | "wep" | "wpa-psk";
   ssid: string;
-  signal: number;
+  signal: number | null;
   psk?: string;
 }
 
 export interface NetworkInfo {
   interfaces: NetworkInterface[];
   docker: DockerNetwork;
+  host_internet: boolean | null;
+  supervisor_internet: boolean;
 }
 
 export const fetchNetworkInfo = async (
diff --git a/src/data/hassio/resolution.ts b/src/data/hassio/resolution.ts
index 383c0ba10d..e1e4790fa0 100644
--- a/src/data/hassio/resolution.ts
+++ b/src/data/hassio/resolution.ts
@@ -1,10 +1,28 @@
 import type { HomeAssistant, TranslationDict } from "../../types";
 
+export interface ResolutionIssue {
+  type: string;
+  context: string;
+  reference: string | null;
+  reference_extra: Record<string, unknown> | null;
+  uuid: string;
+}
+
+export interface ResolutionSuggestion extends ResolutionIssue {
+  auto: boolean;
+}
+
+export interface ResolutionCheck {
+  enabled: boolean;
+  slug: string;
+}
+
 export interface HassioResolution {
   unsupported: (keyof TranslationDict["ui"]["dialogs"]["unsupported"]["reasons"])[];
   unhealthy: (keyof TranslationDict["ui"]["dialogs"]["unhealthy"]["reasons"])[];
-  issues: string[];
-  suggestions: string[];
+  issues: ResolutionIssue[];
+  suggestions: ResolutionSuggestion[];
+  checks: ResolutionCheck[];
 }
 
 export const fetchHassioResolution = async (
diff --git a/src/data/hassio/supervisor.ts b/src/data/hassio/supervisor.ts
index e4d3d874b1..a52b52723f 100644
--- a/src/data/hassio/supervisor.ts
+++ b/src/data/hassio/supervisor.ts
@@ -1,37 +1,59 @@
 import type { HomeAssistant, PanelInfo } from "../../types";
 import type { SupervisorArch } from "../supervisor/supervisor";
+import type { AddonState } from "./addon";
 import { supervisorUrl, type HassioResponse } from "./common";
 
 export interface HassioHomeAssistantInfo {
-  arch: SupervisorArch;
+  arch: SupervisorArch | null;
   audio_input: string | null;
   audio_output: string | null;
+  backups_exclude_database: boolean;
   boot: boolean;
+  duplicate_log_file: boolean;
   image: string;
   ip_address: string;
-  machine: string;
+  machine: string | null;
   port: number;
   ssl: boolean;
   update_available: boolean;
-  version_latest: string;
-  version: string;
-  wait_boot: number;
+  version_latest: string | null;
+  version: string | null;
   watchdog: boolean;
 }
 
+export interface HassioSupervisorInfoAddon {
+  icon: boolean;
+  name: string;
+  repository: string;
+  slug: string;
+  state: AddonState;
+  update_available: boolean;
+  version: string;
+  version_latest: string;
+}
+
+export interface HassioSupervisorInfoRepository {
+  name: string;
+  slug: string;
+}
+
 export interface HassioSupervisorInfo {
-  addons: string[];
-  addons_repositories: string[];
+  addons: HassioSupervisorInfoAddon[];
+  addons_repositories: HassioSupervisorInfoRepository[];
   arch: SupervisorArch;
+  auto_update: boolean;
   channel: string;
+  country: string | null;
   debug: boolean;
   debug_block: boolean;
+  detect_blocking_io: boolean;
   diagnostics: boolean | null;
+  feature_flags: Record<string, boolean>;
   healthy: boolean;
   ip_address: string;
   logging: string;
   supported: boolean;
-  timezone: string;
+  timezone: string | null;
   update_available: boolean;
   version: string;
   version_latest: string;
@@ -43,11 +65,12 @@ export interface HassioInfo {
   channel: string;
   docker: string;
   features: string[];
-  hassos: null;
-  homeassistant: string;
-  hostname: string;
+  hassos: string | null;
+  homeassistant: string | null;
+  hostname: string | null;
   logging: string;
-  machine: string;
+  machine: string | null;
+  machine_id: string | null;
   state:
     | "initialize"
     | "setup"
@@ -57,7 +80,7 @@ export interface HassioInfo {
     | "shutdown"
     | "stopping"
     | "close";
-  operating_system: string;
+  operating_system: string | null;
   supervisor: string;
   supported: boolean;
   supported_arch: SupervisorArch[];
diff --git a/src/data/network.ts b/src/data/network.ts
index 55a96c2410..8a4b823ef2 100644
--- a/src/data/network.ts
+++ b/src/data/network.ts
@@ -14,6 +14,7 @@ export interface IPv4ConfiguredAddress {
 
 export interface Adapter {
   name: string;
+  index: number | null;
   enabled: boolean;
   auto: boolean;
   default: boolean;
@@ -27,9 +28,9 @@ export interface NetworkConfig {
 }
 
 export interface NetworkUrls {
-  internal: string;
-  external: string;
-  cloud: string;
+  internal: string | null;
+  external: string | null;
+  cloud: string | null;
 }
 
 export const getNetworkConfig = (hass: HomeAssistant) =>
@@ -41,7 +42,7 @@ export const setNetworkConfig = (
   hass: HomeAssistant,
   configured_adapters: string[]
 ) =>
-  hass.callWS<string[]>({
+  hass.callWS<{ configured_adapters: string[] }>({
     type: "network/configure",
     config: {
       configured_adapters: configured_adapters,
diff --git a/src/data/supervisor/mounts.ts b/src/data/supervisor/mounts.ts
index b8c5ebeb9b..25cb7157ed 100644
--- a/src/data/supervisor/mounts.ts
+++ b/src/data/supervisor/mounts.ts
@@ -14,8 +14,12 @@ export enum SupervisorMountUsage {
 
 export enum SupervisorMountState {
   ACTIVE = "active",
+  ACTIVATING = "activating",
+  DEACTIVATING = "deactivating",
   FAILED = "failed",
-  UNKNOWN = "unknown",
+  INACTIVE = "inactive",
+  MAINTENANCE = "maintenance",
+  RELOADING = "reloading",
 }
 
 interface MountOptions {
@@ -26,14 +30,16 @@ export type CIFSVersion = "auto" | "1.0" | "2.0";
 
 interface SupervisorMountBase {
   name: string;
-  usage: SupervisorMountUsage;
+  usage: SupervisorMountUsage | null;
   type: SupervisorMountType;
+  read_only: boolean;
   server: string;
-  port: number;
+  port?: number;
 }
 
 export interface SupervisorMountResponse extends SupervisorMountBase {
   state: SupervisorMountState | null;
+  user_path: string | null;
 }
 
 export interface SupervisorNFSMount extends SupervisorMountResponse {
@@ -44,7 +50,7 @@ export interface SupervisorNFSMount extends SupervisorMountResponse {
 export interface SupervisorCIFSMount extends SupervisorMountResponse {
   type: SupervisorMountType.CIFS;
   share: string;
-  version?: CIFSVersion;
+  version?: CIFSVersion | null;
 }
 
 export type SupervisorMount = SupervisorNFSMount | SupervisorCIFSMount;
@@ -54,7 +60,7 @@ export type SupervisorNFSMountRequestParams = SupervisorNFSMount;
 export interface SupervisorCIFSMountRequestParams extends SupervisorCIFSMount {
   username?: string;
   password?: string;
-  version?: CIFSVersion;
+  version?: CIFSVersion | null;
 }
 
 export type SupervisorMountRequestParams =
diff --git a/src/data/supervisor/update.ts b/src/data/supervisor/update.ts
index 51986b36c5..b52c4b5d02 100644
--- a/src/data/supervisor/update.ts
+++ b/src/data/supervisor/update.ts
@@ -2,7 +2,7 @@ import type { HomeAssistant } from "../../types";
 
 export interface SupervisorUpdateConfig {
   add_on_backup_before_update: boolean;
-  add_on_backup_retain_copies?: number;
+  add_on_backup_retain_copies: number;
   core_backup_before_update: boolean;
 }
 
diff --git a/src/panels/config/apps/app-view/info/supervisor-app-info.ts b/src/panels/config/apps/app-view/info/supervisor-app-info.ts
index cfb3a2ce62..b5e11e350b 100644
--- a/src/panels/config/apps/app-view/info/supervisor-app-info.ts
+++ b/src/panels/config/apps/app-view/info/supervisor-app-info.ts
@@ -897,7 +897,9 @@ class SupervisorAppInfo extends MobileAwareMixin(LitElement) {
                                 this._uninstalling
                               }
                               @change=${this._panelToggled}
-                              .checked=${this._currentAddon.ingress_panel}
+                              .checked=${
+                                this._currentAddon.ingress_panel || false
+                              }
                               haptic
                             ></ha-switch>
                           </ha-row-item>
diff --git a/src/panels/config/core/ha-config-system-navigation.ts b/src/panels/config/core/ha-config-system-navigation.ts
index 75fe1b96a1..38e8eb458d 100644
--- a/src/panels/config/core/ha-config-system-navigation.ts
+++ b/src/panels/config/core/ha-config-system-navigation.ts
@@ -194,9 +194,9 @@ class HaConfigSystemNavigation extends LitElement {
       const hardwareInfo: HardwareInfo = await this.hass.callWS({
         type: "hardware/info",
       });
-      this._boardName = hardwareInfo?.hardware.find(
-        (hw) => hw.board !== null
-      )?.name;
+      this._boardName =
+        hardwareInfo?.hardware.find((hw) => hw.board !== null)?.name ??
+        undefined;
     } else if (isHassioLoaded) {
       const osData: HassioHassOSInfo = await fetchHassioHassOsInfo(this.hass);
       if (osData.board) {
diff --git a/src/panels/config/hardware/ha-config-hardware-overview.ts b/src/panels/config/hardware/ha-config-hardware-overview.ts
index 8cd93d3df7..04f5643a84 100644
--- a/src/panels/config/hardware/ha-config-hardware-overview.ts
+++ b/src/panels/config/hardware/ha-config-hardware-overview.ts
@@ -214,7 +214,7 @@ class HaConfigHardwareOverview extends SubscribeMixin(LitElement) {
     const dongles = this._hardwareInfo?.hardware.filter(
       (hw) =>
         hw.dongle !== null &&
-        (!hw.config_entries.length ||
+        (!hw.config_entries?.length ||
           hw.config_entries.some(
             (entryId) =>
               this._configEntries?.[entryId] &&
@@ -223,19 +223,19 @@ class HaConfigHardwareOverview extends SubscribeMixin(LitElement) {
     );
 
     if (boardData) {
-      boardConfigEntries = boardData.config_entries
+      boardConfigEntries = (boardData.config_entries ?? [])
         .map((id) => this._configEntries?.[id])
         .filter(
           (entry) => entry?.supports_options && !entry.disabled_by
         ) as ConfigEntry[];
-      boardId = boardData.board!.hassio_board_id;
-      boardName = boardData.name;
+      boardId = boardData.board!.hassio_board_id ?? undefined;
+      boardName = boardData.name ?? undefined;
       documentationURL = sanitizeHttpUrl(boardData.url);
       imageURL = hardwareBrandsUrl(
         {
           category: "boards",
           manufacturer: boardData.board!.manufacturer,
-          model: boardData.board!.model,
+          model: boardData.board!.model ?? undefined,
           darkOptimized: this.hass.themes?.darkMode,
         },
         this.hass.auth.data.hassUrl
@@ -355,7 +355,7 @@ class HaConfigHardwareOverview extends SubscribeMixin(LitElement) {
             dongles?.length
               ? html`<ha-card outlined>
                   ${dongles.map((dongle) => {
-                    const configEntry = dongle.config_entries
+                    const configEntry = (dongle.config_entries ?? [])
                       .map((id) => this._configEntries?.[id])
                       .filter(
                         (entry) => entry?.supports_options && !entry.disabled_by
diff --git a/src/panels/config/network/supervisor-hostname.ts b/src/panels/config/network/supervisor-hostname.ts
index e0dea18cbf..7d1464f09e 100644
--- a/src/panels/config/network/supervisor-hostname.ts
+++ b/src/panels/config/network/supervisor-hostname.ts
@@ -32,7 +32,7 @@ export class HassioHostname extends LitElement {
 
   private async _fetchHostInfo() {
     const hostInfo = await fetchHassioHostInfo(this.hass);
-    this._hostname = hostInfo.hostname;
+    this._hostname = hostInfo.hostname ?? undefined;
   }
 
   protected render() {
diff --git a/src/panels/config/repairs/dialog-system-information.ts b/src/panels/config/repairs/dialog-system-information.ts
index 1d9c9eb498..7c3aab496c 100644
--- a/src/panels/config/repairs/dialog-system-information.ts
+++ b/src/panels/config/repairs/dialog-system-information.ts
@@ -203,7 +203,7 @@ class DialogSystemInformation extends LitElement {
                               .heading=${this.hass.localize(
                                 "ui.panel.config.system_health.cpu_usage"
                               )}
-                              .value=${this._coreStats.cpu_percent}
+                              .value=${this._coreStats.cpu_percent ?? 0}
                             ></ha-metric>
                             <ha-metric
                               .heading=${this.hass.localize(
@@ -226,7 +226,7 @@ class DialogSystemInformation extends LitElement {
                               .heading=${this.hass.localize(
                                 "ui.panel.config.system_health.cpu_usage"
                               )}
-                              .value=${this._supervisorStats.cpu_percent}
+                              .value=${this._supervisorStats.cpu_percent ?? 0}
                             ></ha-metric>
                             <ha-metric
                               .heading=${this.hass.localize(
diff --git a/src/panels/config/storage/dialog-move-datadisk.ts b/src/panels/config/storage/dialog-move-datadisk.ts
index f9780ae6dd..17c004b97b 100644
--- a/src/panels/config/storage/dialog-move-datadisk.ts
+++ b/src/panels/config/storage/dialog-move-datadisk.ts
@@ -37,7 +37,7 @@ interface MoveDatadiskFormState {
 const calculateMoveTime = memoizeOne((hostInfo: HassioHostInfo): number => {
   // Assume a speed of 30 MB/s.
   const moveTime = (hostInfo.disk_used * 1000) / 60 / 30;
-  const rebootTime = (hostInfo.startup_time * 4) / 60;
+  const rebootTime = ((hostInfo.startup_time ?? 0) * 4) / 60;
   return Math.ceil((moveTime + rebootTime) / 10) * 10;
 });
 
@@ -145,7 +145,7 @@ class MoveDatadiskDialog extends DirtyStateProviderMixin<MoveDatadiskFormState>(
                 ${this.hass.localize(
                   "ui.panel.config.storage.datadisk.description",
                   {
-                    current_path: this._osInfo.data_disk,
+                    current_path: this._osInfo.data_disk ?? "",
                     time: calculateMoveTime(this._hostInfo),
                   }
                 )}