diff --git a/locales/en-US.yml b/locales/en-US.yml
index 84e68ea6bc..89bf10c9f1 100644
--- a/locales/en-US.yml
+++ b/locales/en-US.yml
@@ -685,6 +685,7 @@ logs: "Logs"
 delayed: "Delayed"
 database: "Database"
 channel: "Channels"
+channelFederationWarn: "Channels do not yet federate to other servers"
 create: "Create"
 notificationSetting: "Notification settings"
 notificationSettingDesc: "Select the types of notification to display."
diff --git a/packages/client/src/pages/channels.vue b/packages/client/src/pages/channels.vue
index d03fb61d5a..c1e34ea444 100644
--- a/packages/client/src/pages/channels.vue
+++ b/packages/client/src/pages/channels.vue
@@ -7,6 +7,7 @@
 				:tabs="headerTabs"
 		/></template>
 		<MkSpacer :content-max="700">
+			<MkInfo class="_gap" :warn="true">{{ i18n.ts.channelFederationWarn }}</MkInfo>
 			<swiper
 				:round-lengths="true"
 				:touch-angle="25"
@@ -119,6 +120,7 @@ import MkInput from "@/components/form/input.vue";
 import MkRadios from "@/components/form/radios.vue";
 import MkButton from "@/components/MkButton.vue";
 import MkFolder from "@/components/MkFolder.vue";
+import MkInfo from "@/components/MkInfo.vue";
 import { useRouter } from "@/router";
 import { definePageMetadata } from "@/scripts/page-metadata";
 import { deviceKind } from "@/scripts/device-kind";
diff --git a/packages/client/src/style.scss b/packages/client/src/style.scss
index 4b914c4085..ea786b164e 100644
--- a/packages/client/src/style.scss
+++ b/packages/client/src/style.scss
@@ -298,6 +298,9 @@ hr {
 
 ._gap {
 	margin: var(--margin) 0;
+	&:first-child {
+		margin-top: 0;
+	}
 }
 
 // TODO: 廃止