diff --git a/extensions/discord/src/monitor/message-handler.process.ts b/extensions/discord/src/monitor/message-handler.process.ts
index 56aad4d02e0..fe2171af6e8 100644
--- a/extensions/discord/src/monitor/message-handler.process.ts
+++ b/extensions/discord/src/monitor/message-handler.process.ts
@@ -15,7 +15,6 @@ import {
 import { createChannelReplyPipeline } from "openclaw/plugin-sdk/channel-reply-pipeline";
 import { resolveChannelStreamingBlockEnabled } from "openclaw/plugin-sdk/channel-streaming";
 import { isDangerousNameMatchingEnabled } from "openclaw/plugin-sdk/config-runtime";
-import type { OpenClawConfig } from "openclaw/plugin-sdk/config-runtime";
 import { resolveChannelContextVisibilityMode } from "openclaw/plugin-sdk/config-runtime";
 import { resolveMarkdownTableMode } from "openclaw/plugin-sdk/config-runtime";
 import { readSessionUpdatedAt, resolveStorePath } from "openclaw/plugin-sdk/config-runtime";
diff --git a/extensions/signal/src/channel.ts b/extensions/signal/src/channel.ts
index 5439bb6daa7..28a80711d2e 100644
--- a/extensions/signal/src/channel.ts
+++ b/extensions/signal/src/channel.ts
@@ -18,7 +18,6 @@ import {
   createComputedAccountStatusAdapter,
   createDefaultChannelRuntimeState,
 } from "openclaw/plugin-sdk/status-helpers";
-import { normalizeE164 } from "openclaw/plugin-sdk/text-runtime";
 import { resolveSignalAccount, type ResolvedSignalAccount } from "./accounts.js";
 import { signalApprovalAuth } from "./approval-auth.js";
 import { markdownToSignalTextChunks } from "./format.js";
@@ -294,9 +293,7 @@ export const signalPlugin: ChannelPlugin<ResolvedSignalAccount, SignalProbe> =
           return await probeSignal(baseUrl, timeoutMs);
         },
         formatCapabilitiesProbe: ({ probe }) =>
-          (probe as SignalProbe | undefined)?.version
-            ? [{ text: `Signal daemon: ${(probe as SignalProbe).version}` }]
-            : [],
+          probe?.version ? [{ text: `Signal daemon: ${probe.version}` }] : [],
         resolveAccountSnapshot: ({ account }) => ({
           accountId: account.accountId,
           name: account.name,
diff --git a/extensions/signal/src/setup-core.ts b/extensions/signal/src/setup-core.ts
index eca2aeda63b..5ca8fcf75c1 100644
--- a/extensions/signal/src/setup-core.ts
+++ b/extensions/signal/src/setup-core.ts
@@ -19,11 +19,7 @@ import {
 } from "openclaw/plugin-sdk/setup-runtime";
 import { formatCliCommand, formatDocsLink } from "openclaw/plugin-sdk/setup-tools";
 import { normalizeE164 } from "openclaw/plugin-sdk/text-runtime";
-import {
-  listSignalAccountIds,
-  resolveDefaultSignalAccountId,
-  resolveSignalAccount,
-} from "./accounts.js";
+import { resolveDefaultSignalAccountId, resolveSignalAccount } from "./accounts.js";
 
 const channel = "signal" as const;
 const MIN_E164_DIGITS = 5;
diff --git a/extensions/slack/src/monitor/message-handler/dispatch.ts b/extensions/slack/src/monitor/message-handler/dispatch.ts
index 9e704da52d4..16276247fae 100644
--- a/extensions/slack/src/monitor/message-handler/dispatch.ts
+++ b/extensions/slack/src/monitor/message-handler/dispatch.ts
@@ -76,10 +76,6 @@ function toSlackEmojiName(emoji: string): string {
   return UNICODE_TO_SLACK[trimmed] ?? trimmed;
 }
 
-function hasMedia(payload: ReplyPayload): boolean {
-  return resolveSendableOutboundReplyParts(payload).hasMedia;
-}
-
 export function isSlackStreamingEnabled(params: {
   mode: "off" | "partial" | "block" | "progress";
   nativeStreaming: boolean;
@@ -436,7 +432,6 @@ export async function dispatchPreparedSlackMessage(prepared: PreparedSlackMessag
       const slackBlocks = readSlackReplyBlocks(payload);
       const draftMessageId = draftStream?.messageId();
       const draftChannelId = draftStream?.channelId();
-      const finalText = reply.text;
       const trimmedFinalText = reply.trimmedText;
       const canFinalizeViaPreviewEdit =
         previewStreamingEnabled &&