diff --git a/packages/widgets/src/health-monitoring/system-health.tsx b/packages/widgets/src/health-monitoring/system-health.tsx
index 1f0dd02e5..405838cac 100644
--- a/packages/widgets/src/health-monitoring/system-health.tsx
+++ b/packages/widgets/src/health-monitoring/system-health.tsx
@@ -13,7 +13,6 @@ import {
   Progress,
   Stack,
   Text,
-  Tooltip,
 } from "@mantine/core";
 import { useDisclosure } from "@mantine/hooks";
 import {
@@ -33,6 +32,7 @@ import duration from "dayjs/plugin/duration";
 
 import { clientApi } from "@homarr/api/client";
 import { useRequiredBoard } from "@homarr/boards/context";
+import { humanFileSize } from "@homarr/common";
 import type { TranslationFunction } from "@homarr/translation";
 import { useI18n } from "@homarr/translation/client";
 
@@ -91,7 +91,7 @@ export const SystemHealthMonitoring = ({
 
   return (
     <Stack h="100%" gap="sm" className="health-monitoring">
-      {healthData.map(({ integrationId, integrationName, healthInfo, updatedAt }) => {
+      {healthData.map(({ integrationId, integrationName, healthInfo }) => {
         const disksData = matchFileSystemAndSmart(healthInfo.fileSystem, healthInfo.smart);
         const memoryUsage = formatMemoryUsage(healthInfo.memAvailableInBytes, healthInfo.memUsedInBytes);
         return (
@@ -196,11 +196,6 @@ export const SystemHealthMonitoring = ({
                   <GpuRing key={gpu.gpuId} gpu={gpu} isTiny={isTiny} fahrenheit={options.fahrenheit} />
                 ))}
             </Flex>
-            {
-              <Text className="health-monitoring-status-update-time" c="dimmed" size="xs" ta="center">
-                {t("widget.healthMonitoring.popover.lastSeen", { lastSeen: dayjs(updatedAt).fromNow() })}
-              </Text>
-            }
             {options.fileSystem &&
               disksData.map((disk) => {
                 return (
@@ -214,7 +209,7 @@ export const SystemHealthMonitoring = ({
                     radius={board.itemRadius}
                     p="xs"
                   >
-                    <Stack gap="sm">
+                    <Stack gap="xs">
                       <Group
                         className="health-monitoring-disk-status"
                         justify="space-between"
@@ -228,14 +223,16 @@ export const SystemHealthMonitoring = ({
                             {disk.deviceName}
                           </Text>
                         </Group>
-                        <Group gap={4} wrap="nowrap">
-                          <IconTemperature className="health-monitoring-disk-temperature-icon" size="1rem" />
-                          <Text className="health-monitoring-disk-temperature-value" size="xs">
-                            {options.fahrenheit
-                              ? `${(disk.temperature * 1.8 + 32).toFixed(1)}°F`
-                              : `${disk.temperature}°C`}
-                          </Text>
-                        </Group>
+                        {disk.temperature !== null && (
+                          <Group gap={4} wrap="nowrap">
+                            <IconTemperature className="health-monitoring-disk-temperature-icon" size="1rem" />
+                            <Text className="health-monitoring-disk-temperature-value" size="xs">
+                              {options.fahrenheit
+                                ? `${(disk.temperature * 1.8 + 32).toFixed(1)}°F`
+                                : `${disk.temperature}°C`}
+                            </Text>
+                          </Group>
+                        )}
                         <Group gap={4} wrap="nowrap">
                           <IconFileReport className="health-monitoring-disk-status-icon" size="1rem" />
                           <Text className="health-monitoring-disk-status-value" size="xs">
@@ -243,37 +240,26 @@ export const SystemHealthMonitoring = ({
                           </Text>
                         </Group>
                       </Group>
-                      <Progress.Root className="health-monitoring-disk-use" radius={board.itemRadius} h="md">
-                        <Tooltip label={disk.used}>
-                          <Progress.Section
-                            value={disk.percentage}
-                            color={progressColor(disk.percentage)}
-                            className="health-monitoring-disk-use-percentage"
-                          >
-                            <Progress.Label className="health-monitoring-disk-use-value" fz="xs">
-                              {t("widget.healthMonitoring.popover.used")}
-                            </Progress.Label>
-                          </Progress.Section>
-                        </Tooltip>
-
-                        <Tooltip
-                          label={
-                            Number(disk.available) / 1024 ** 4 >= 1
-                              ? `${(Number(disk.available) / 1024 ** 4).toFixed(2)} TiB`
-                              : `${(Number(disk.available) / 1024 ** 3).toFixed(2)} GiB`
-                          }
-                        >
-                          <Progress.Section
-                            className="health-monitoring-disk-available-percentage"
-                            value={100 - disk.percentage}
-                            color="default"
-                          >
-                            <Progress.Label className="health-monitoring-disk-available-value" fz="xs">
-                              {t("widget.healthMonitoring.popover.available")}
-                            </Progress.Label>
-                          </Progress.Section>
-                        </Tooltip>
+                      <Progress.Root className="health-monitoring-disk-use" radius={board.itemRadius} size="lg">
+                        <Progress.Section
+                          value={disk.percentage}
+                          color={progressColor(disk.percentage)}
+                          className="health-monitoring-disk-use-percentage"
+                        />
+                        <Progress.Section
+                          className="health-monitoring-disk-available-percentage"
+                          value={100 - disk.percentage}
+                          color="default"
+                        />
                       </Progress.Root>
+                      <Group justify="space-between" gap={8} wrap="nowrap">
+                        <Text className="health-monitoring-disk-use-value" size="xs" c="dimmed">
+                          {t("widget.healthMonitoring.popover.used")} {formatFileSize(disk.used)}
+                        </Text>
+                        <Text className="health-monitoring-disk-available-value" size="xs" c="dimmed">
+                          {formatFileSize(disk.available)} {t("widget.healthMonitoring.popover.available")}
+                        </Text>
+                      </Group>
                     </Stack>
                   </Card>
                 );
@@ -307,6 +293,13 @@ export const progressColor = (percentage: number) => {
   else return "red";
 };
 
+// Some integrations report file sizes as raw bytes (e.g. TrueNAS, Glances) while others pre-format
+// them (e.g. Unraid, dashdot). Format the former and pass the latter through untouched.
+const formatFileSize = (value: string) => {
+  const bytes = Number(value);
+  return Number.isFinite(bytes) ? humanFileSize(Math.round(bytes)) : value;
+};
+
 interface FileSystem {
   deviceName: string;
   used: string;
@@ -331,7 +324,7 @@ export const matchFileSystemAndSmart = (fileSystems: FileSystem[], smartData: Sm
         used: fileSystem.used,
         available: fileSystem.available,
         percentage: fileSystem.percentage,
-        temperature: smartDisk?.temperature ?? 0,
+        temperature: smartDisk?.temperature ?? null,
         overallStatus: smartDisk?.overallStatus ?? "",
       };
     })