diff --git a/extensions/msteams/src/messenger.test.ts b/extensions/msteams/src/messenger.test.ts
index 977af0c9666..91f7aede491 100644
--- a/extensions/msteams/src/messenger.test.ts
+++ b/extensions/msteams/src/messenger.test.ts
@@ -1,4 +1,4 @@
-import { mkdtemp, rm, writeFile } from "node:fs/promises";
+import { mkdir, mkdtemp, rm, writeFile } from "node:fs/promises";
 import os from "node:os";
 import path from "node:path";
 import { SILENT_REPLY_TOKEN, type PluginRuntime } from "openclaw/plugin-sdk";
@@ -178,8 +178,12 @@ describe("msteams messenger", () => {
     });
 
     it("preserves parsed mentions when appending OneDrive fallback file links", async () => {
-      const tmpDir = await mkdtemp(path.join(os.tmpdir(), "msteams-mention-"));
-      const localFile = path.join(tmpDir, "note.txt");
+      const previousStateDir = process.env.OPENCLAW_STATE_DIR;
+      const tmpStateDir = await mkdtemp(path.join(os.tmpdir(), "msteams-mention-state-"));
+      process.env.OPENCLAW_STATE_DIR = tmpStateDir;
+      const workspaceDir = path.join(tmpStateDir, "workspace");
+      await mkdir(workspaceDir, { recursive: true });
+      const localFile = path.join(workspaceDir, "note.txt");
       await writeFile(localFile, "hello");
 
       try {
@@ -232,7 +236,12 @@ describe("msteams messenger", () => {
           },
         ]);
       } finally {
-        await rm(tmpDir, { recursive: true, force: true });
+        if (previousStateDir === undefined) {
+          delete process.env.OPENCLAW_STATE_DIR;
+        } else {
+          process.env.OPENCLAW_STATE_DIR = previousStateDir;
+        }
+        await rm(tmpStateDir, { recursive: true, force: true });
       }
     });
 
diff --git a/src/channels/status-reactions.ts b/src/channels/status-reactions.ts
index 266f4199e31..b31f19d74e6 100644
--- a/src/channels/status-reactions.ts
+++ b/src/channels/status-reactions.ts
@@ -50,14 +50,14 @@ export type StatusReactionController = {
 
 export const DEFAULT_EMOJIS: Required<StatusReactionEmojis> = {
   queued: "👀",
-  thinking: "🤔",
-  tool: "🔥",
-  coding: "👨‍💻",
-  web: "⚡",
-  done: "👍",
-  error: "😱",
-  stallSoft: "🥱",
-  stallHard: "😨",
+  thinking: "🧠",
+  tool: "🛠️",
+  coding: "💻",
+  web: "🌐",
+  done: "✅",
+  error: "❌",
+  stallSoft: "⏳",
+  stallHard: "⚠️",
 };
 
 export const DEFAULT_TIMING: Required<StatusReactionTiming> = {
diff --git a/src/media-understanding/runner.auto-audio.test.ts b/src/media-understanding/runner.auto-audio.test.ts
index c21841dc38a..16e021b571e 100644
--- a/src/media-understanding/runner.auto-audio.test.ts
+++ b/src/media-understanding/runner.auto-audio.test.ts
@@ -24,7 +24,9 @@ async function withAudioFixture(
   await fs.writeFile(tmpPath, Buffer.from("RIFF"));
   const ctx: MsgContext = { MediaPath: tmpPath, MediaType: "audio/wav" };
   const media = normalizeMediaAttachments(ctx);
-  const cache = createMediaAttachmentCache(media);
+  const cache = createMediaAttachmentCache(media, {
+    localPathRoots: [os.tmpdir()],
+  });
 
   try {
     await run({ ctx, media, cache });
diff --git a/src/media-understanding/runner.deepgram.test.ts b/src/media-understanding/runner.deepgram.test.ts
index ac7082adbf4..3782956632c 100644
--- a/src/media-understanding/runner.deepgram.test.ts
+++ b/src/media-understanding/runner.deepgram.test.ts
@@ -17,7 +17,9 @@ describe("runCapability deepgram provider options", () => {
     await fs.writeFile(tmpPath, Buffer.from("RIFF"));
     const ctx: MsgContext = { MediaPath: tmpPath, MediaType: "audio/wav" };
     const media = normalizeMediaAttachments(ctx);
-    const cache = createMediaAttachmentCache(media);
+    const cache = createMediaAttachmentCache(media, {
+      localPathRoots: [os.tmpdir()],
+    });
 
     let seenQuery: Record<string, string | number | boolean> | undefined;
     let seenBaseUrl: string | undefined;
diff --git a/src/web/media.test.ts b/src/web/media.test.ts
index ea50ecd1c73..a2395d6817c 100644
--- a/src/web/media.test.ts
+++ b/src/web/media.test.ts
@@ -6,6 +6,7 @@ import { afterAll, afterEach, beforeAll, describe, expect, it, vi } from "vitest
 import { resolveStateDir } from "../config/paths.js";
 import { sendVoiceMessageDiscord } from "../discord/send.js";
 import * as ssrf from "../infra/net/ssrf.js";
+import { resolvePreferredOpenClawTmpDir } from "../infra/tmp-openclaw-dir.js";
 import { optimizeImageToPng } from "../media/image-ops.js";
 import { captureEnv } from "../test-utils/env.js";
 import {
@@ -50,7 +51,9 @@ async function createLargeTestJpeg(): Promise<{ buffer: Buffer; file: string }>
 }
 
 beforeAll(async () => {
-  fixtureRoot = await fs.mkdtemp(path.join(os.tmpdir(), "openclaw-media-test-"));
+  fixtureRoot = await fs.mkdtemp(
+    path.join(resolvePreferredOpenClawTmpDir(), "openclaw-media-test-"),
+  );
   largeJpegBuffer = await sharp({
     create: {
       width: 400,
@@ -334,7 +337,9 @@ describe("local media root guard", () => {
   });
 
   it("allows local paths under an explicit root", async () => {
-    const result = await loadWebMedia(tinyPngFile, 1024 * 1024, { localRoots: [os.tmpdir()] });
+    const result = await loadWebMedia(tinyPngFile, 1024 * 1024, {
+      localRoots: [resolvePreferredOpenClawTmpDir()],
+    });
     expect(result.kind).toBe("image");
   });