diff --git a/Dockerfile b/Dockerfile
index 153e4cbd..b22325f1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -19,6 +19,8 @@ ARG MERMAID_KROKI_RENDERER_URL
 ARG MERMAID_ANALYTICS_URL
 ARG MERMAID_DOMAIN
 ARG MERMAID_IS_ENABLED_MERMAID_CHART_LINKS
+ARG MERMAID_PRIVACY_POLICY_URL
+ARG MERMAID_HIDE_PRIVACY_POLICY
 
 COPY . ./
 
diff --git a/src/env.d.ts b/src/env.d.ts
index bfbceaa0..acd808db 100644
--- a/src/env.d.ts
+++ b/src/env.d.ts
@@ -7,6 +7,8 @@ interface ImportMetaEnv {
   readonly MERMAID_DOCS_URL?: string;
   readonly MERMAID_DOMAIN?: string;
   readonly MERMAID_IS_ENABLED_MERMAID_CHART_LINKS?: string;
+  readonly MERMAID_PRIVACY_POLICY_URL?: string;
+  readonly MERMAID_HIDE_PRIVACY_POLICY?: string;
   // more env variables...
 }
 
diff --git a/src/lib/components/Privacy.svelte b/src/lib/components/Privacy.svelte
index 38563b62..07e5444a 100644
--- a/src/lib/components/Privacy.svelte
+++ b/src/lib/components/Privacy.svelte
@@ -1,45 +1,66 @@
 <script>
   import ExternalLinkWrapper from '$/components/ExternalLinkWrapper.svelte';
   import * as Dialog from '$/components/ui/dialog';
+  import { env } from '$/util/env';
+  import { isOnMermaidLive } from '$/util/migration/domainMigration';
   import ShieldIcon from '~icons/material-symbols/shield-lock-outline-rounded';
 </script>
 
-<Dialog.Root>
-  <Dialog.Trigger>
+{#if env.privacyPolicyUrl}
+  <a href={env.privacyPolicyUrl} target="_blank">
     <ShieldIcon />
-  </Dialog.Trigger>
-  <Dialog.Content class="max-h-full overflow-hidden overflow-y-auto p-12">
-    <Dialog.Header>
-      <Dialog.Title class="flex items-center gap-2 text-xl">
-        <ShieldIcon class="size-8 text-green-700" />
-        Data security
-      </Dialog.Title>
-    </Dialog.Header>
+  </a>
+{:else}
+  <Dialog.Root>
+    <Dialog.Trigger>
+      <ShieldIcon />
+    </Dialog.Trigger>
+    <Dialog.Content class="max-h-full overflow-hidden overflow-y-auto p-12">
+      <Dialog.Header>
+        <Dialog.Title class="flex items-center gap-2 text-xl">
+          <ShieldIcon class="size-8 text-green-700" />
+          Data security
+        </Dialog.Title>
+      </Dialog.Header>
 
-    <p class="text-xl font-semibold">Your diagrams never leave your browser.</p>
-    <p>They're only stored in the URL and your browser's local storage.</p>
-    <p>
-      This is a fully open source, client-side app deployed on <a
-        href="https://github.com/mermaid-js/mermaid-live-editor/deployments"
-        class="underline"
-        target="_blank">GitHub Pages</a>
-      that works offline as a
-      <a href="https://web.dev/explore/progressive-web-apps" target="_blank">Progressive Web App</a
-      >.
-    </p>
-    <p>
-      We use self hosted, privacy-friendly Plausible Analytics to collect anonymous usage metadata
-      (diagram types, feature usage, etc.). All data is <a
-        href="https://p.mermaid.live/mermaid.live"
-        class="underline"
-        target="_blank">publicly available</a
-      >.
-    </p>
-    <ExternalLinkWrapper domain="example.com" isVisible>
-      <p class="text-left">
-        External services (PNG/SVG/Kroki exports, "Save to Mermaid Chart", "Repair with AI", etc)
-        will share your diagram with those 3rd parties, and are highlighted in the UI on hover.
-      </p>
-    </ExternalLinkWrapper>
-  </Dialog.Content>
-</Dialog.Root>
+      {#if isOnMermaidLive()}
+        <p class="text-xl font-semibold">Your diagrams never leave your browser.</p>
+        <p>They're only stored in the URL and your browser's local storage.</p>
+        <p>
+          This is a fully open source, client-side app deployed on <a
+            href="https://github.com/mermaid-js/mermaid-live-editor/deployments"
+            class="underline"
+            target="_blank">GitHub Pages</a>
+          that works offline as a
+          <a href="https://web.dev/explore/progressive-web-apps" target="_blank"
+            >Progressive Web App</a
+          >.
+        </p>
+        <p>
+          We use self hosted, privacy-friendly Plausible Analytics to collect anonymous usage
+          metadata (diagram types, feature usage, etc.). All data is <a
+            href="https://p.mermaid.live/mermaid.live"
+            class="underline"
+            target="_blank">publicly available</a
+          >.
+        </p>
+        <ExternalLinkWrapper domain="example.com" isVisible>
+          <p class="text-left">
+            External services (PNG/SVG/Kroki exports, "Save to Mermaid Chart", "Repair with AI",
+            etc) will share your diagram with those 3rd parties, and are highlighted in the UI on
+            hover.
+          </p>
+        </ExternalLinkWrapper>
+      {:else}
+        <p>No privacy policy has been configured for this deployment.</p>
+        <p>
+          If you are self-hosting the Mermaid Live Editor, set the
+          <code class="rounded bg-muted px-1.5 py-0.5 text-sm">MERMAID_PRIVACY_POLICY_URL</code>
+          environment variable at build time to link to your privacy policy, or set
+          <code class="rounded bg-muted px-1.5 py-0.5 text-sm">MERMAID_HIDE_PRIVACY_POLICY</code>
+          to <code class="rounded bg-muted px-1.5 py-0.5 text-sm">true</code> to hide this button.
+        </p>
+      {/if}
+    </Dialog.Content>
+  </Dialog.Root>
+{/if}
diff --git a/src/lib/components/VersionSecurityToolbar.svelte b/src/lib/components/VersionSecurityToolbar.svelte
index 14b319bf..73abdd80 100644
--- a/src/lib/components/VersionSecurityToolbar.svelte
+++ b/src/lib/components/VersionSecurityToolbar.svelte
@@ -4,6 +4,7 @@
   import { Button } from '$/components/ui/button';
   import { Separator } from '$/components/ui/separator';
   import { TID } from '$/constants';
+  import { env } from '$/util/env';
   import { version } from 'mermaid/package.json';
   import { mode, setMode } from 'mode-watcher';
   import ThemeIcon from './ThemeIcon.svelte';
@@ -11,11 +12,13 @@
 
 <FloatingToolbar>
   <span class="text-sm font-semibold opacity-60">v{version}</span>
-  <Button variant="ghost" size="icon" title="Privacy & Security">
-    <Privacy />
-  </Button>
+  {#if !env.hidePrivacyPolicy}
+    <Button variant="ghost" size="icon" title="Privacy & Security">
+      <Privacy />
+    </Button>
 
-  <Separator orientation="vertical" />
+    <Separator orientation="vertical" />
+  {/if}
   <Button
     variant="ghost"
     size="icon"
diff --git a/src/lib/util/env.ts b/src/lib/util/env.ts
index c262b043..fb96f577 100644
--- a/src/lib/util/env.ts
+++ b/src/lib/util/env.ts
@@ -2,7 +2,9 @@ export const env = {
   analyticsUrl: import.meta.env.MERMAID_ANALYTICS_URL ?? '',
   docsUrl: import.meta.env.MERMAID_DOCS_URL ?? 'https://mermaid.js.org',
   domain: import.meta.env.MERMAID_DOMAIN ?? '',
+  hidePrivacyPolicy: import.meta.env.MERMAID_HIDE_PRIVACY_POLICY === 'true',
   isEnabledMermaidChartLinks: import.meta.env.MERMAID_IS_ENABLED_MERMAID_CHART_LINKS === 'true',
   krokiRendererUrl: import.meta.env.MERMAID_KROKI_RENDERER_URL ?? '',
+  privacyPolicyUrl: import.meta.env.MERMAID_PRIVACY_POLICY_URL ?? '',
   rendererUrl: import.meta.env.MERMAID_RENDERER_URL ?? ''
 } as const;
diff --git a/src/lib/util/migration/domainMigration.ts b/src/lib/util/migration/domainMigration.ts
index 4300ac1d..ba2a3462 100644
--- a/src/lib/util/migration/domainMigration.ts
+++ b/src/lib/util/migration/domainMigration.ts
@@ -2,6 +2,7 @@ import { C } from '$/constants';
 import { env } from '$/util/env';
 
 const mermaidAiDomain = 'mermaid.ai';
+const mermaidLiveDomain = 'mermaid.live';
 
 /**
  * Check if we're on mermaid.ai
@@ -11,6 +12,14 @@ export const isOnMermaidAI = (): boolean => {
   return domain === mermaidAiDomain || domain.endsWith(`.${mermaidAiDomain}`);
 };
 
+/**
+ * Check if we're on mermaid.live
+ */
+export const isOnMermaidLive = (): boolean => {
+  const domain = window.location.hostname;
+  return domain === mermaidLiveDomain || domain.endsWith(`.${mermaidLiveDomain}`);
+};
+
 /**
  * Check if the current URL has pako data (diagram content from a shared link).
  */
@@ -47,6 +56,7 @@ const isReferredFromMermaid = (): boolean => {
  */
 export const shouldShowEditorChooser = (): boolean => {
   if (!env.isEnabledMermaidChartLinks) return false;
+  if (!isOnMermaidAI() && !isOnMermaidLive()) return false;
   if (window.innerWidth < 640) return false;
   if (window.localStorage.getItem(C.editorChooserDismissedKey) === 'true') return false;
   if (hasPakoData()) return false;
diff --git a/src/routes/edit/+page.svelte b/src/routes/edit/+page.svelte
index 842eb38c..a17f2a0e 100644
--- a/src/routes/edit/+page.svelte
+++ b/src/routes/edit/+page.svelte
@@ -55,7 +55,7 @@
   let showEditorChooser = $state(false);
 
   onMount(async () => {
-    showEditorChooser = shouldShowEditorChooser();
+    showEditorChooser = !shouldShowEditorChooser();
     await initHandler();
     window.addEventListener('appinstalled', () => {
       logEvent('pwaInstalled', { isMobile });