diff --git a/README.md b/README.md
index 8f28efa..5d94209 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@
 
 # QQ Bot Channel Plugin for OpenClaw
 
-**Latest version: `1.5.7`** — Adds quoted-message context (QQ `REFIDX_*`) with persistent index recovery for more accurate threaded replies.
+**Latest version: `1.5.7`** — Adds quoted-message context with persistent index recovery for more accurate threaded replies.
 
 **Connect your AI assistant to QQ — private chat, group chat, and rich media, all in one plugin.**
 
@@ -58,7 +58,7 @@ QQ quote events carry index keys (e.g. `REFIDX_xxx`) instead of full original me
 - Store path: `~/.openclaw/qqbot/data/ref-index.jsonl` (survives gateway restart).
 - Quote body may include text + media summary (image/voice/video/file).
 
-<img width="720" src="docs/images/ref_msg.png" alt="Quoted Message Context Demo" />
+<img width="360" src="docs/images/ref_msg.png" alt="Quoted Message Context Demo" />
 
 ### 🎙️ Voice Messages (STT)
 
diff --git a/README.zh.md b/README.zh.md
index 07e0adc..d7259b1 100644
--- a/README.zh.md
+++ b/README.zh.md
@@ -6,7 +6,7 @@
 
 # QQ Bot — OpenClaw 渠道插件
 
-**最新版本：`1.5.7`** —— 新增引用消息上下文（QQ `REFIDX_*`）与持久化索引恢复，提升串联回复准确性。
+**最新版本：`1.5.7`** —— 新增引用消息上下文与持久化索引，提升串联回复准确性。
 
 **让你的 AI 助手接入 QQ — 私聊、群聊、富媒体，一个插件全搞定。**