diff --git a/package.json b/package.json
index ebe48438c4..1ad83a1e35 100644
--- a/package.json
+++ b/package.json
@@ -3,7 +3,7 @@
   "productName": "OpenLens",
   "description": "OpenLens - Open Source IDE for Kubernetes",
   "homepage": "https://github.com/lensapp/lens",
-  "version": "5.0.0-beta.12",
+  "version": "5.0.0-beta.13",
   "main": "static/build/main.js",
   "copyright": "© 2021 OpenLens Authors",
   "license": "MIT",
diff --git a/src/common/cluster-store.ts b/src/common/cluster-store.ts
index baa7fc1409..b637bddac3 100644
--- a/src/common/cluster-store.ts
+++ b/src/common/cluster-store.ts
@@ -72,7 +72,7 @@ export interface ClusterModel {
   workspace?: string;
 
   /** User context in kubeconfig  */
-  contextName?: string;
+  contextName: string;
 
   /** Preferences */
   preferences?: ClusterPreferences;
diff --git a/src/extensions/extension-loader.ts b/src/extensions/extension-loader.ts
index be7c9e5c17..af69a6bef8 100644
--- a/src/extensions/extension-loader.ts
+++ b/src/extensions/extension-loader.ts
@@ -192,6 +192,10 @@ export class ExtensionLoader extends Singleton {
     }
   }
 
+  setIsEnabled(lensExtensionId: LensExtensionId, isEnabled: boolean) {
+    this.extensions.get(lensExtensionId).isEnabled = isEnabled;
+  }
+
   protected async initMain() {
     this.isLoaded = true;
     this.loadOnMain();
diff --git a/src/migrations/cluster-store/5.0.0-beta.13.ts b/src/migrations/cluster-store/5.0.0-beta.13.ts
new file mode 100644
index 0000000000..09628ed234
--- /dev/null
+++ b/src/migrations/cluster-store/5.0.0-beta.13.ts
@@ -0,0 +1,120 @@
+/**
+ * Copyright (c) 2021 OpenLens Authors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+import type { ClusterModel, ClusterPreferences, ClusterPrometheusPreferences } from "../../common/cluster-store";
+import { MigrationDeclaration, migrationLog } from "../helpers";
+import { generateNewIdFor } from "../utils";
+import path from "path";
+import { app } from "electron";
+import { moveSync, removeSync } from "fs-extra";
+
+function mergePrometheusPreferences(left: ClusterPrometheusPreferences, right: ClusterPrometheusPreferences): ClusterPrometheusPreferences {
+  if (left.prometheus && left.prometheusProvider) {
+    return {
+      prometheus: left.prometheus,
+      prometheusProvider: left.prometheusProvider,
+    };
+  }
+
+  if (right.prometheus && right.prometheusProvider) {
+    return {
+      prometheus: right.prometheus,
+      prometheusProvider: right.prometheusProvider,
+    };
+  }
+
+  return {};
+}
+
+function mergePreferences(left: ClusterPreferences, right: ClusterPreferences): ClusterPreferences {
+  return {
+    terminalCWD: left.terminalCWD || right.terminalCWD || undefined,
+    clusterName: left.clusterName || right.clusterName || undefined,
+    iconOrder: left.iconOrder || right.iconOrder || undefined,
+    icon: left.icon || right.icon || undefined,
+    httpsProxy: left.httpsProxy || right.httpsProxy || undefined,
+    hiddenMetrics: mergeSet(left.hiddenMetrics ?? [], right.hiddenMetrics ?? []),
+    ...mergePrometheusPreferences(left, right),
+  };
+}
+
+function mergeLabels(left: Record<string, string>, right: Record<string, string>): Record<string, string> {
+  return {
+    ...right,
+    ...left
+  };
+}
+
+function mergeSet(left: Iterable<string>, right: Iterable<string>): string[] {
+  return [...new Set([...left, ...right])];
+}
+
+function mergeClusterModel(prev: ClusterModel, right: Omit<ClusterModel, "id">): ClusterModel {
+  return {
+    id: prev.id,
+    kubeConfigPath: prev.id,
+    contextName: prev.contextName,
+    preferences: mergePreferences(prev.preferences ?? {}, right.preferences ?? {}),
+    metadata: prev.metadata,
+    labels: mergeLabels(prev.labels ?? {}, right.labels ?? {}),
+    accessibleNamespaces: mergeSet(prev.accessibleNamespaces ?? [], right.accessibleNamespaces ?? []),
+  };
+}
+
+function moveStorageFolder({ folder, newId, oldId }: { folder: string, newId: string, oldId: string }): void {
+  const oldPath = path.resolve(folder, `${oldId}.json`);
+  const newPath = path.resolve(folder, `${newId}.json`);
+
+  try {
+    moveSync(oldPath, newPath);
+  } catch (error) {
+    if (String(error).includes("dest already exists")) {
+      migrationLog(`Multiple old lens-local-storage files for newId=${newId}. Removing ${oldId}.json`);
+      removeSync(oldPath);
+    }
+  }
+}
+
+export default {
+  version: "5.0.0-beta.13",
+  run(store) {
+    const folder = path.resolve(app.getPath("userData"), "lens-local-storage");
+
+    const oldClusters: ClusterModel[] = store.get("clusters");
+    const clusters = new Map<string, ClusterModel>();
+
+    for (const { id: oldId, ...cluster } of oldClusters) {
+      const newId = generateNewIdFor(cluster);
+
+      if (clusters.has(newId)) {
+        clusters.set(newId, mergeClusterModel(clusters.get(newId), cluster));
+      } else {
+        clusters.set(newId, {
+          ...cluster,
+          id: newId,
+        });
+        moveStorageFolder({ folder, newId, oldId });
+      }
+    }
+
+    store.set("clusters", [...clusters.values()]);
+  }
+} as MigrationDeclaration;
diff --git a/src/migrations/cluster-store/index.ts b/src/migrations/cluster-store/index.ts
index 9bf870825c..b68e098a16 100644
--- a/src/migrations/cluster-store/index.ts
+++ b/src/migrations/cluster-store/index.ts
@@ -31,6 +31,7 @@ import version270Beta0 from "./2.7.0-beta.0";
 import version270Beta1 from "./2.7.0-beta.1";
 import version360Beta1 from "./3.6.0-beta.1";
 import version500Beta10 from "./5.0.0-beta.10";
+import version500Beta13 from "./5.0.0-beta.13";
 import snap from "./snap";
 
 export default joinMigrations(
@@ -42,5 +43,6 @@ export default joinMigrations(
   version270Beta1,
   version360Beta1,
   version500Beta10,
+  version500Beta13,
   snap,
 );
diff --git a/src/migrations/hotbar-store/5.0.0-beta.10.ts b/src/migrations/hotbar-store/5.0.0-beta.10.ts
index 1586f5c700..41b4aeb081 100644
--- a/src/migrations/hotbar-store/5.0.0-beta.10.ts
+++ b/src/migrations/hotbar-store/5.0.0-beta.10.ts
@@ -19,16 +19,16 @@
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
-import { createHash } from "crypto";
 import { app } from "electron";
 import fse from "fs-extra";
-import { isNull } from "lodash";
+import { isNull, uniqBy } from "lodash";
 import path from "path";
 import * as uuid from "uuid";
 import type { ClusterStoreModel } from "../../common/cluster-store";
 import { defaultHotbarCells, Hotbar, HotbarStore } from "../../common/hotbar-store";
 import { catalogEntity } from "../../main/catalog-sources/general";
 import type { MigrationDeclaration } from "../helpers";
+import { generateNewIdFor } from "../utils";
 
 interface Pre500WorkspaceStoreModel {
   workspaces: {
@@ -47,6 +47,7 @@ export default {
       const workspaceStoreData: Pre500WorkspaceStoreModel = fse.readJsonSync(path.join(userDataPath, "lens-workspace-store.json"));
       const { clusters }: ClusterStoreModel = fse.readJSONSync(path.join(userDataPath, "lens-cluster-store.json"));
       const workspaceHotbars = new Map<string, Hotbar>(); // mapping from WorkspaceId to HotBar
+      const uniqueClusters = uniqBy(clusters, "metadata.id"); // Filtering out duplicated clusters
 
       for (const { id, name } of workspaceStoreData.workspaces) {
         workspaceHotbars.set(id, {
@@ -68,13 +69,13 @@ export default {
         });
       }
 
-      for (const cluster of clusters) {
+      for (const cluster of uniqueClusters) {
         const workspaceHotbar = workspaceHotbars.get(cluster.workspace);
 
         if (workspaceHotbar?.items.length < defaultHotbarCells) {
           workspaceHotbar.items.push({
             entity: {
-              uid: createHash("md5").update(`${cluster.kubeConfigPath}:${cluster.contextName}`).digest("hex"),
+              uid: generateNewIdFor(cluster),
               name: cluster.preferences.clusterName || cluster.contextName,
             }
           });
diff --git a/src/migrations/utils.ts b/src/migrations/utils.ts
new file mode 100644
index 0000000000..f9f9985e38
--- /dev/null
+++ b/src/migrations/utils.ts
@@ -0,0 +1,26 @@
+/**
+ * Copyright (c) 2021 OpenLens Authors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+import { createHash } from "crypto";
+
+export function generateNewIdFor(cluster: { kubeConfigPath: string, contextName: string }): string {
+  return createHash("md5").update(`${cluster.kubeConfigPath}:${cluster.contextName}`).digest("hex");
+}
diff --git a/src/renderer/components/+extensions/extensions.tsx b/src/renderer/components/+extensions/extensions.tsx
index 20707eac18..b135487343 100644
--- a/src/renderer/components/+extensions/extensions.tsx
+++ b/src/renderer/components/+extensions/extensions.tsx
@@ -278,7 +278,7 @@ async function unpackExtension(request: InstallRequestValidated, disposeDownload
     await when(() => ExtensionLoader.getInstance().userExtensions.has(id));
 
     // Enable installed extensions by default.
-    ExtensionLoader.getInstance().userExtensions.get(id).isEnabled = true;
+    ExtensionLoader.getInstance().setIsEnabled(id, true);
 
     Notifications.ok(
       <p>Extension <b>{displayName}</b> successfully installed!</p>
diff --git a/src/renderer/components/hotbar/hotbar-icon.scss b/src/renderer/components/hotbar/hotbar-icon.scss
index c12c68f26f..2f9ad6a696 100644
--- a/src/renderer/components/hotbar/hotbar-icon.scss
+++ b/src/renderer/components/hotbar/hotbar-icon.scss
@@ -49,6 +49,10 @@
     cursor: default;
     filter: grayscale(0.7);
 
+    &.contextMenuAvailable {
+      cursor: context-menu;
+    }
+
     &:hover {
       &:not(.active) {
         box-shadow: none;
diff --git a/src/renderer/components/hotbar/hotbar-icon.tsx b/src/renderer/components/hotbar/hotbar-icon.tsx
index 85cd9b6df2..4b28220958 100644
--- a/src/renderer/components/hotbar/hotbar-icon.tsx
+++ b/src/renderer/components/hotbar/hotbar-icon.tsx
@@ -97,7 +97,7 @@ export const HotbarIcon = observer(({menuItems = [], size = 40, interactive = tr
   };
 
   return (
-    <div className={cssNames("HotbarIcon flex", className, { disabled })}>
+    <div className={cssNames("HotbarIcon flex", className, { disabled, contextMenuAvailable: menuItems.length > 0 })}>
       {tooltip && <Tooltip targetId={id}>{tooltip}</Tooltip>}
       <div id={id}>
         {renderIcon()}
@@ -111,19 +111,17 @@ export const HotbarIcon = observer(({menuItems = [], size = 40, interactive = tr
         toggleEvent="contextmenu"
         position={{right: true, bottom: true }} // FIXME: position does not work
         open={() => {
-          if (!disabled) {
-            onMenuOpen?.();
-            toggleMenu();
-          }
+          onMenuOpen?.();
+          toggleMenu();
         }}
         close={() => toggleMenu()}>
-        { menuItems.map((menuItem) => {
-          return (
-            <MenuItem key={menuItem.title} onClick={() => onMenuItemClick(menuItem) }>
+        {
+          menuItems.map((menuItem) => (
+            <MenuItem key={menuItem.title} onClick={() => onMenuItemClick(menuItem)}>
               {menuItem.title}
             </MenuItem>
-          );
-        })}
+          ))
+        }
       </Menu>
     </div>
   );
diff --git a/src/renderer/components/hotbar/hotbar-menu.tsx b/src/renderer/components/hotbar/hotbar-menu.tsx
index 5c05244e70..56fa7a25fc 100644
--- a/src/renderer/components/hotbar/hotbar-menu.tsx
+++ b/src/renderer/components/hotbar/hotbar-menu.tsx
@@ -27,7 +27,7 @@ import { HotbarEntityIcon } from "./hotbar-entity-icon";
 import { cssNames, IClassName } from "../../utils";
 import { catalogEntityRegistry } from "../../api/catalog-entity-registry";
 import { defaultHotbarCells, HotbarItem, HotbarStore } from "../../../common/hotbar-store";
-import { CatalogEntity, CatalogEntityContextMenu, catalogEntityRunContext } from "../../api/catalog-entity";
+import { CatalogEntity, catalogEntityRunContext } from "../../api/catalog-entity";
 import { DragDropContext, Draggable, Droppable, DropResult } from "react-beautiful-dnd";
 import { HotbarSelector } from "./hotbar-selector";
 import { HotbarCell } from "./hotbar-cell";
@@ -110,12 +110,6 @@ export class HotbarMenu extends React.Component<Props> {
   renderGrid() {
     return this.items.map((item, index) => {
       const entity = this.getEntity(item);
-      const disabledMenuItems: CatalogEntityContextMenu[] = [
-        {
-          title: "Unpin from Hotbar",
-          onClick: () => this.removeItem(item.entity.uid)
-        }
-      ];
 
       return (
         <Droppable droppableId={`${index}`} key={index}>
@@ -163,8 +157,13 @@ export class HotbarMenu extends React.Component<Props> {
                             uid={`hotbar-icon-${item.entity.uid}`}
                             title={item.entity.name}
                             source={item.entity.source}
-                            menuItems={disabledMenuItems}
                             tooltip={`${item.entity.name} (${item.entity.source})`}
+                            menuItems={[
+                              {
+                                title: "Unpin from Hotbar",
+                                onClick: () => this.removeItem(item.entity.uid)
+                              }
+                            ]}
                             disabled
                             size={40}
                           />