diff --git a/locales/en-US.yml b/locales/en-US.yml
index e0cb2b3b6..74174beec 100644
--- a/locales/en-US.yml
+++ b/locales/en-US.yml
@@ -1490,12 +1490,6 @@ _time:
   hour: "Hour(s)"
   day: "Day(s)"
 _filters:
-  _experiments:
-    title: "Experiments"
-    enablePostImports: "Enable post imports"
-    postImportsCaption: "Allows users to import their posts from past Iceshrimp, Misskey,
-        Mastodon, Akkoma, and Pleroma accounts. It may cause slowdowns during load if
-        your queue is bottlenecked."
   _dialog:
     title: "Search filter syntax"
     learnMore: "View filter syntax"
diff --git a/packages/backend/src/queue/processors/db/import-firefish-post.ts b/packages/backend/src/queue/processors/db/import-firefish-post.ts
index 504cf9e50..c7a6fd7f0 100644
--- a/packages/backend/src/queue/processors/db/import-firefish-post.ts
+++ b/packages/backend/src/queue/processors/db/import-firefish-post.ts
@@ -11,41 +11,5 @@ export async function importCkPost(
 	job: Bull.Job<DbUserImportMastoPostJobData>,
 	done: any,
 ): Promise<void> {
-	const user = await Users.findOneBy({ id: job.data.user.id });
-	if (user == null) {
-		done();
-		return;
-	}
-	const post = job.data.post;
-	if (post.replyId != null) {
-		done();
-		return;
-	}
-	if (post.renoteId != null) {
-		done();
-		return;
-	}
-	if (post.visibility !== "public") {
-		done();
-		return;
-	}
-	const { text, cw, localOnly, createdAt } = Post.parse(post);
-	const note = await create(user, {
-		createdAt: createdAt,
-		files: undefined,
-		poll: undefined,
-		text: text || undefined,
-		reply: null,
-		renote: null,
-		cw: cw,
-		localOnly,
-		visibility: "hidden",
-		visibleUsers: [],
-		channel: null,
-		apMentions: new Array(0),
-		apHashtags: undefined,
-		apEmojis: undefined,
-	});
-	logger.succ("Imported");
 	done();
 }
diff --git a/packages/backend/src/server/api/endpoints/i/import-posts.ts b/packages/backend/src/server/api/endpoints/i/import-posts.ts
index 3adba0514..a4cfa4101 100644
--- a/packages/backend/src/server/api/endpoints/i/import-posts.ts
+++ b/packages/backend/src/server/api/endpoints/i/import-posts.ts
@@ -1,9 +1,6 @@
 import define from "../../define.js";
-import { createImportPostsJob } from "@/queue/index.js";
 import { ApiError } from "../../error.js";
-import { DriveFiles } from "@/models/index.js";
 import { DAY } from "@/const.js";
-import { fetchMeta } from "@/misc/fetch-meta.js";
 
 export const meta = {
 	secure: true,
@@ -26,7 +23,7 @@ export const meta = {
 		},
 
 		importsDisabled: {
-			message: "Post imports are disabled.",
+			message: "Post imports are disabled for security reasons.",
 			code: "IMPORTS_DISABLED",
 			id: " bc9227e4-fb82-11ed-be56-0242ac120002",
 		},
@@ -43,13 +40,5 @@ export const paramDef = {
 } as const;
 
 export default define(meta, paramDef, async (ps, user) => {
-	const file = await DriveFiles.findOneBy({ id: ps.fileId });
-
-	const instanceMeta = await fetchMeta();
-	if (instanceMeta.experimentalFeatures?.postImports === false)
-		throw new ApiError(meta.errors.importsDisabled);
-
-	if (file == null) throw new ApiError(meta.errors.noSuchFile);
-	if (file.size === 0) throw new ApiError(meta.errors.emptyFile);
-	createImportPostsJob(user, file.id, ps.signatureCheck);
+	throw new ApiError(meta.errors.importsDisabled);
 });
diff --git a/packages/client/src/pages/settings/import-export.vue b/packages/client/src/pages/settings/import-export.vue
index 770f90b10..8ffe50ebf 100644
--- a/packages/client/src/pages/settings/import-export.vue
+++ b/packages/client/src/pages/settings/import-export.vue
@@ -16,25 +16,6 @@
 					{{ i18n.ts.export }}</MkButton
 				>
 			</FormFolder>
-
-			<FormFolder class="_formBlock">
-				<template #label>{{ i18n.ts.import }}</template>
-				<template #icon
-					><i class="ph-upload-simple ph-bold ph-lg"></i
-				></template>
-				<FormRadios v-model="importType" class="_formBlock">
-					<option value="iceshrimp">Iceshrimp/Misskey</option>
-					<option value="mastodon">Mastodon/Akkoma/Pleroma</option>
-				</FormRadios>
-				<MkButton
-					primary
-					:class="$style.button"
-					inline
-					@click="importPosts($event)"
-					><i class="ph-upload-simple ph-bold ph-lg"></i>
-					{{ i18n.ts.import }}</MkButton
-				>
-			</FormFolder>
 		</FormSection>
 		<FormSection>
 			<template #label>{{
@@ -214,16 +195,6 @@ const exportNotes = () => {
 	os.api("i/export-notes", {}).then(onExportSuccess).catch(onError);
 };
 
-const importPosts = async (ev) => {
-	const file = await selectFile(ev.currentTarget ?? ev.target);
-	os.api("i/import-posts", {
-		fileId: file.id,
-		signatureCheck: false,
-	})
-		.then(onImportSuccess)
-		.catch(onError);
-};
-
 const exportFollowing = () => {
 	os.api("i/export-following", {
 		excludeMuting: excludeMutingUsers.value,