diff --git a/README.md b/README.md
index e1f42e1a099..25801e6430c 100644
--- a/README.md
+++ b/README.md
@@ -230,8 +230,8 @@ yarn dev
 docker pull yidadaa/chatgpt-next-web
 
 docker run -d -p 3000:3000 \
-   -e OPENAI_API_KEY="sk-xxxx" \
-   -e CODE="your-password" \
+   -e OPENAI_API_KEY=sk-xxxx \
+   -e CODE=your-password \
    yidadaa/chatgpt-next-web
 ```
 
@@ -239,9 +239,9 @@ You can start service behind a proxy:
 
 ```shell
 docker run -d -p 3000:3000 \
-   -e OPENAI_API_KEY="sk-xxxx" \
-   -e CODE="your-password" \
-   -e PROXY_URL="http://localhost:7890" \
+   -e OPENAI_API_KEY=sk-xxxx \
+   -e CODE=your-password \
+   -e PROXY_URL=http://localhost:7890 \
    yidadaa/chatgpt-next-web
 ```
 
diff --git a/README_CN.md b/README_CN.md
index 568cd229a4c..1111540e992 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -135,8 +135,8 @@ BASE_URL=https://chatgpt1.nextweb.fun/api/proxy
 docker pull yidadaa/chatgpt-next-web
 
 docker run -d -p 3000:3000 \
-   -e OPENAI_API_KEY="sk-xxxx" \
-   -e CODE="页面访问密码" \
+   -e OPENAI_API_KEY=sk-xxxx \
+   -e CODE=页面访问密码 \
    yidadaa/chatgpt-next-web
 ```
 
@@ -144,10 +144,10 @@ docker run -d -p 3000:3000 \
 
 ```shell
 docker run -d -p 3000:3000 \
-   -e OPENAI_API_KEY="sk-xxxx" \
-   -e CODE="页面访问密码" \
+   -e OPENAI_API_KEY=sk-xxxx \
+   -e CODE=页面访问密码 \
    --net=host \
-   -e PROXY_URL="http://127.0.0.1:7890" \
+   -e PROXY_URL=http://127.0.0.1:7890 \
    yidadaa/chatgpt-next-web
 ```
 
diff --git a/README_ES.md b/README_ES.md
index 34e9678f9ad..a5787a996d0 100644
--- a/README_ES.md
+++ b/README_ES.md
@@ -130,8 +130,8 @@ Antes de empezar a escribir código, debe crear uno nuevo en la raíz del proyec
 docker pull yidadaa/chatgpt-next-web
 
 docker run -d -p 3000:3000 \
-   -e OPENAI_API_KEY="sk-xxxx" \
-   -e CODE="页面访问密码" \
+   -e OPENAI_API_KEY=sk-xxxx \
+   -e CODE=your-password \
    yidadaa/chatgpt-next-web
 ```
 
@@ -139,10 +139,10 @@ También puede especificar proxy:
 
 ```shell
 docker run -d -p 3000:3000 \
-   -e OPENAI_API_KEY="sk-xxxx" \
-   -e CODE="页面访问密码" \
+   -e OPENAI_API_KEY=sk-xxxx \
+   -e CODE=your-password \
    --net=host \
-   -e PROXY_URL="http://127.0.0.1:7890" \
+   -e PROXY_URL=http://127.0.0.1:7890 \
    yidadaa/chatgpt-next-web
 ```
 
diff --git a/README_JA.md b/README_JA.md
index 6018a1b010c..72a0d5373f6 100644
--- a/README_JA.md
+++ b/README_JA.md
@@ -196,8 +196,8 @@ yarn dev
 docker pull yidadaa/chatgpt-next-web
 
 docker run -d -p 3000:3000 \
-   -e OPENAI_API_KEY="sk-xxxx" \
-   -e CODE="your-password" \
+   -e OPENAI_API_KEY=sk-xxxx \
+   -e CODE=your-password \
    yidadaa/chatgpt-next-web
 ```
 
@@ -205,9 +205,9 @@ docker run -d -p 3000:3000 \
 
 ```shell
 docker run -d -p 3000:3000 \
-   -e OPENAI_API_KEY="sk-xxxx" \
-   -e CODE="your-password" \
-   -e PROXY_URL="http://localhost:7890" \
+   -e OPENAI_API_KEY=sk-xxxx \
+   -e CODE=your-password \
+   -e PROXY_URL=http://localhost:7890 \
    yidadaa/chatgpt-next-web
 ```
 
diff --git a/README_KO.md b/README_KO.md
index 86fba5115e5..519dd9d9bb5 100644
--- a/README_KO.md
+++ b/README_KO.md
@@ -135,8 +135,8 @@ BASE_URL=https://chatgpt1.nextweb.fun/api/proxy
 docker pull yidadaa/chatgpt-next-web
 
 docker run -d -p 3000:3000 \
-   -e OPENAI_API_KEY="sk-xxxx" \
-   -e CODE="페이지 접근 비밀번호" \
+   -e OPENAI_API_KEY=sk-xxxx \
+   -e CODE=페이지 접근 비밀번호 \
    yidadaa/chatgpt-next-web
 ```
 
@@ -144,10 +144,10 @@ docker run -d -p 3000:3000 \
 
 ```shell
 docker run -d -p 3000:3000 \
-   -e OPENAI_API_KEY="sk-xxxx" \
-   -e CODE="페이지 접근 비밀번호" \
+   -e OPENAI_API_KEY=sk-xxxx \
+   -e CODE=페이지 접근 비밀번호 \
    --net=host \
-   -e PROXY_URL="http://127.0.0.1:7890" \
+   -e PROXY_URL=http://127.0.0.1:7890 \
    yidadaa/chatgpt-next-web
 ```
 
diff --git a/app/components/chat.tsx b/app/components/chat.tsx
index 9a9488dd2cd..dfda4055b76 100644
--- a/app/components/chat.tsx
+++ b/app/components/chat.tsx
@@ -935,7 +935,7 @@ function _Chat() {
 
     const isTouchTopEdge = e.scrollTop <= edgeThreshold;
     const isTouchBottomEdge = bottomHeight >= e.scrollHeight - edgeThreshold;
-    const isHitBottom = bottomHeight >= e.scrollHeight - 10;
+    const isHitBottom = bottomHeight >= e.scrollHeight - (isMobileScreen ? 0 : 10);
 
     const prevPageMsgIndex = msgRenderIndex - CHAT_PAGE_SIZE;
     const nextPageMsgIndex = msgRenderIndex + CHAT_PAGE_SIZE;
diff --git a/app/components/exporter.tsx b/app/components/exporter.tsx
index 604b8823def..2e3cd84aa75 100644
--- a/app/components/exporter.tsx
+++ b/app/components/exporter.tsx
@@ -565,21 +565,32 @@ export function MarkdownPreviewer(props: {
   );
 }
 
+// modified by BackTrackZ now it's looks better
+
 export function JsonPreviewer(props: {
   messages: ChatMessage[];
   topic: string;
 }) {
-  const msgs = props.messages.map((m) => ({
-    role: m.role,
-    content: m.content,
-  }));
-  const mdText = "\n" + JSON.stringify(msgs, null, 2) + "\n";
+  const msgs = {
+    messages: [
+      {
+        role: "system",
+        content: "You are an assistant that " + props.topic,
+      },
+      ...props.messages.map((m) => ({
+        role: m.role,
+        content: m.content,
+      })),
+    ],
+  };
+  const mdText = "```json\n" + JSON.stringify(msgs, null, 2) + "\n```";
+  const minifiedJson = JSON.stringify(msgs);
 
   const copy = () => {
-    copyToClipboard(JSON.stringify(msgs, null, 2));
+    copyToClipboard(minifiedJson);
   };
   const download = () => {
-    downloadAs(JSON.stringify(msgs, null, 2), `${props.topic}.json`);
+    downloadAs(JSON.stringify(msgs), `${props.topic}.json`);
   };
 
   return (
@@ -587,12 +598,12 @@ export function JsonPreviewer(props: {
       <PreviewActions
         copy={copy}
         download={download}
-        showCopy={true}
+        showCopy={false}
         messages={props.messages}
       />
-      <div className="markdown-body">
-        <pre className={styles["export-content"]}>{mdText}</pre>
+      <div className="markdown-body" onClick={copy}>
+      <Markdown content={mdText} />
       </div>
     </>
   );
-}
+}
\ No newline at end of file