diff --git a/pkg/harvester/edit/harvesterhci.io.host/index.vue b/pkg/harvester/edit/harvesterhci.io.host/index.vue
index 4fd44bec..709e7f39 100644
--- a/pkg/harvester/edit/harvesterhci.io.host/index.vue
+++ b/pkg/harvester/edit/harvesterhci.io.host/index.vue
@@ -468,10 +468,15 @@ export default {
           const size = formatSi(sizeBytes, { increment: 1024, suffix: UNIT_SUFFIX });
           const parentDevice = d.status?.deviceStatus?.parentDevice;
           const isChildAdded = this.newDisks.find((newDisk) => newDisk.blockDevice?.status?.deviceStatus?.parentDevice === devPath);
+          const mountPoint = d.status?.deviceStatus?.fileSystem?.mountPoint;
           const name = d.displayName;
 
           let label = `${ name } (Type: ${ deviceType }, Size: ${ size })`;
 
+          if (mountPoint) {
+            label = `${ label } - ${ this.t('harvester.host.disk.mounted') }`;
+          }
+
           if (parentDevice) {
             label = `- ${ label }`;
           }
@@ -481,7 +486,7 @@ export default {
             value:    d.id,
             action:   this.addDisk,
             kind:     !parentDevice ? 'group' : '',
-            disabled: !!isChildAdded,
+            disabled: !!isChildAdded || !!mountPoint,
             group:    parentDevice || devPath,
             isParent: !!parentDevice,
           };
diff --git a/pkg/harvester/l10n/en-us.yaml b/pkg/harvester/l10n/en-us.yaml
index ace78c48..84f50bb6 100644
--- a/pkg/harvester/l10n/en-us.yaml
+++ b/pkg/harvester/l10n/en-us.yaml
@@ -640,6 +640,7 @@ harvester:
       notification:
         success: 'Update host "{name}" storage configurations successfully.'
       error: Host has unready or unschedulable disks.
+      mounted: Already Mounted
       fileSystem:
         info: Current file system is {system}, You can format it manually.
         formatting: Disk is formatting, please wait.
diff --git a/pkg/harvester/list/devices.harvesterhci.io.usbdevice.vue b/pkg/harvester/list/devices.harvesterhci.io.usbdevice.vue
index 6a1ce306..3da3eff9 100644
--- a/pkg/harvester/list/devices.harvesterhci.io.usbdevice.vue
+++ b/pkg/harvester/list/devices.harvesterhci.io.usbdevice.vue
@@ -53,7 +53,6 @@ export default {
 
     devices() {
       const inStore = this.$store.getters['currentProduct'].inStore;
-
       const data = this.$store.getters[`${ inStore }/all`](HCI.USB_DEVICE) || [];
 
       data.forEach((row) => {