diff --git a/apps/desktop/src/lib/cmds/ext.ts b/apps/desktop/src/lib/cmds/ext.ts
index a44594f..0d6887c 100644
--- a/apps/desktop/src/lib/cmds/ext.ts
+++ b/apps/desktop/src/lib/cmds/ext.ts
@@ -35,14 +35,21 @@ export async function createExtSupportDir(extPath: string) {
 	}
 }
 
+function setTemplateExtParams(extPath: string, cmdName: string) {
+	localStorage.setItem(
+		"kunkun-template-ext-params",
+		JSON.stringify({ extPath, cmdName } satisfies KunkunTemplateExtParams)
+	)
+}
+
 export async function onTemplateUiCmdSelect(
 	ext: ExtPackageJsonExtra,
 	cmd: TemplateUiCmd,
 	{ isDev, hmr }: { isDev: boolean; hmr: boolean }
 ) {
 	await createExtSupportDir(ext.extPath)
-	// console.log("onTemplateUiCmdSelect", ext, cmd, isDev, hmr)
 	const url = `/app/extension/ui-worker?extPath=${encodeURIComponent(ext.extPath)}&cmdName=${encodeURIComponent(cmd.name)}`
+	setTemplateExtParams(ext.extPath, cmd.name)
 	if (cmd.window) {
 		const winLabel = await winExtMap.registerExtensionWithWindow({ extPath: ext.extPath })
 		localStorage.setItem(
@@ -101,6 +108,13 @@ export async function onHeadlessCmdSelect(
 	await workerAPI.load()
 }
 
+function setIframeExtParams(extPath: string, url: string) {
+	localStorage.setItem(
+		"kunkun-iframe-ext-params",
+		JSON.stringify({ url, extPath } satisfies KunkunIframeExtParams)
+	)
+}
+
 export async function onCustomUiCmdSelect(
 	ext: ExtPackageJsonExtra,
 	cmd: CustomUiCmd,
@@ -119,6 +133,8 @@ export async function onCustomUiCmdSelect(
 	}
 	let url2 = `/app/extension/ui-iframe?url=${encodeURIComponent(url)}&extPath=${encodeURIComponent(ext.extPath)}`
 	// url2 = `/dev?url=${encodeURIComponent(url)}&extPath=${encodeURIComponent(ext.extPath)}`
+
+	setIframeExtParams(ext.extPath, url)
 	if (cmd.window) {
 		const winLabel = await winExtMap.registerExtensionWithWindow({
 			extPath: ext.extPath,
@@ -128,6 +144,7 @@ export async function onCustomUiCmdSelect(
 			const addr = await spawnExtensionFileServer(winLabel)
 			const newUrl = `http://${addr}`
 			url2 = `/app/extension/ui-iframe?url=${encodeURIComponent(newUrl)}&extPath=${encodeURIComponent(ext.extPath)}`
+			setIframeExtParams(ext.extPath, newUrl)
 		}
 		localStorage.setItem(
 			"kunkun-iframe-ext-params",
@@ -149,6 +166,7 @@ export async function onCustomUiCmdSelect(
 			console.log("Extension file server address: ", addr)
 			const newUrl = `http://${addr}`
 			url2 = `/app/extension/ui-iframe?url=${encodeURIComponent(newUrl)}&extPath=${encodeURIComponent(ext.extPath)}`
+			setIframeExtParams(ext.extPath, newUrl)
 		}
 		goto(i18n.resolveRoute(url2))
 	}
diff --git a/apps/desktop/src/routes/app/extension/ui-worker/+page.svelte b/apps/desktop/src/routes/app/extension/ui-worker/+page.svelte
index 3b2e6f3..4beb019 100644
--- a/apps/desktop/src/routes/app/extension/ui-worker/+page.svelte
+++ b/apps/desktop/src/routes/app/extension/ui-worker/+page.svelte
@@ -361,6 +361,7 @@
 {:else if loaded && formViewContent !== undefined}
 	<Templates.FormView
 		{formViewContent}
+		{pbar}
 		onGoBack={goBack}
 		onSubmit={(formData: Record<string, string | number | boolean>) => {
 			console.log("formData", formData)
diff --git a/apps/desktop/src/routes/app/extension/ui-worker/+page.ts b/apps/desktop/src/routes/app/extension/ui-worker/+page.ts
index a3ccf9b..a37493e 100644
--- a/apps/desktop/src/routes/app/extension/ui-worker/+page.ts
+++ b/apps/desktop/src/routes/app/extension/ui-worker/+page.ts
@@ -20,7 +20,7 @@ export const load: PageLoad = async ({ url }) => {
 		toast.error("Invalid extension path or url")
 		return svError(404, "Invalid extension path or url")
 	}
-	localStorage.removeItem("kunkun-template-ext-params")
+
 	const parsed = v.safeParse(KunkunTemplateExtParams, JSON.parse(rawKunkunTemplateExtParams))
 	if (!parsed.success) {
 		toast.error("Fail to parse extension params from local storage", {
diff --git a/packages/ui/src/components/extension/templates/form-view.svelte b/packages/ui/src/components/extension/templates/form-view.svelte
index 3954e81..eb17e27 100644
--- a/packages/ui/src/components/extension/templates/form-view.svelte
+++ b/packages/ui/src/components/extension/templates/form-view.svelte
@@ -1,25 +1,33 @@
 <script lang="ts">
 	import { FormNodeNameEnum, FormSchema } from "@kksh/api/models"
-	import { Button } from "@kksh/svelte5"
+	import { Button, Progress } from "@kksh/svelte5"
 	import { ArrowLeftIcon } from "lucide-svelte"
 	import Form from "./form.svelte"
 
 	let {
 		formViewContent,
+		pbar,
 		onGoBack,
 		onSubmit
 	}: {
 		formViewContent: FormSchema.Form
+		pbar: number | null
 		onGoBack: () => void
 		onSubmit?: (formData: Record<string, string | number | boolean>) => void
 	} = $props()
 </script>
 
+{#if pbar && pbar > 0}
+	<Progress value={Math.min(pbar, 100)} class="absolute top-0 h-0.5 rounded-none" />
+{/if}
 <div data-tauri-drag-region class="h-12 w-full"></div>
 <Button class="fixed left-2 top-2" size="icon" variant="outline" onclick={onGoBack}>
 	<ArrowLeftIcon />
 </Button>
 <main class="container flex flex-col gap-2 pb-4">
 	<h1 class="text-2xl font-bold">{formViewContent.title}</h1>
+	{#if formViewContent.description}
+		<p>{formViewContent.description}</p>
+	{/if}
 	<Form {formViewContent} {onSubmit} />
 </main>
diff --git a/packages/ui/src/components/extension/templates/list-view.svelte b/packages/ui/src/components/extension/templates/list-view.svelte
index a513ddb..5d8c863 100644
--- a/packages/ui/src/components/extension/templates/list-view.svelte
+++ b/packages/ui/src/components/extension/templates/list-view.svelte
@@ -131,7 +131,7 @@
 		{/snippet}
 	</CustomCommandInput>
 	{#if pbar}
-		<Progress value={50} class="h-0.4 rounded-none" />
+		<Progress value={pbar} class="h-0.5 rounded-none" />
 	{/if}
 
 	<Resizable.PaneGroup direction="horizontal">