diff --git a/src/common/config.ts b/src/common/config.ts
index 8829fa7..de9e0cb 100644
--- a/src/common/config.ts
+++ b/src/common/config.ts
@@ -35,6 +35,7 @@ export class ConfigUtil {
             ob11: ob11Default,
             heartInterval: 60000,
             token: "",
+            messagePostFormat: "array",
             enableLocalFile2Url: false,
             debug: false,
             log: false,
diff --git a/src/common/types.ts b/src/common/types.ts
index 0cc5a35..11aa8b1 100644
--- a/src/common/types.ts
+++ b/src/common/types.ts
@@ -13,6 +13,7 @@ export interface Config {
     ob11: OB11Config
     token?: string
     heartInterval?: number  // ms
+    messagePostFormat?: 'array' | 'string'
     enableLocalFile2Url?: boolean  // 开启后，本地文件路径图片会转成http链接, 语音会转成base64
     debug?: boolean
     reportSelfMessage?: boolean
diff --git a/src/global.d.ts b/src/global.d.ts
index 000cd50..02e92a8 100644
--- a/src/global.d.ts
+++ b/src/global.d.ts
@@ -7,4 +7,11 @@ declare global {
         llonebot: typeof llonebot;
         LiteLoader: any;
     }
+
+    interface Event {
+        detail?: {
+            name: string;
+            value: string;
+        }
+    }
 }
\ No newline at end of file
diff --git a/src/renderer.ts b/src/renderer.ts
index 36e9f0a..38e1e01 100644
--- a/src/renderer.ts
+++ b/src/renderer.ts
@@ -4,6 +4,7 @@
 // 打开设置界面时触发
 async function onSettingWindowCreated(view: Element) {
     window.llonebot.log("setting window created");
+    const isEmpty = (value: any) => value === undefined || value === null || value === '';
     let config = await window.llonebot.getConfig()
     const httpClass = "http";
     const httpPostClass = "http-post";
@@ -106,6 +107,16 @@ async function onSettingWindowCreated(view: Element) {
                 </setting-list>
             </setting-panel>
             <setting-panel>
+                <setting-item data-direction="row" class="hostItem vertical-list-item">
+                    <div>
+                        <setting-text>消息上报数据类型</setting-text>
+                        <setting-text data-type="secondary">如客户端无特殊需求推荐保持默认设置，两者的详细差异可参考 <a href="javascript:LiteLoader.api.openExternal('https://github.com/botuniverse/onebot-11/tree/master/message#readme');">OneBot v11 文档</a></setting-text>
+                    </div>
+                    <setting-select id="messagePostFormat">
+                        <setting-option data-value="array" ${config.messagePostFormat !== "string" ? "is-selected" : ""}>Array</setting-option>
+                        <setting-option data-value="string" ${config.messagePostFormat === "string" ? "is-selected" : ""}>String</setting-option>
+                    </setting-select>
+                </setting-item>
                 <setting-item data-direction="row" class="hostItem vertical-list-item">
                     <div>
                         <div>上报文件不采用本地路径</div>
@@ -174,6 +185,11 @@ async function onSettingWindowCreated(view: Element) {
 
     doc.getElementById("addHttpHost").addEventListener("click", () => addHostEle("http"))
     doc.getElementById("addWsHost").addEventListener("click", () => addHostEle("ws"))
+    doc.getElementById("messagePostFormat").addEventListener("selected", (e) => {
+        const _config = config || {};
+        _config.messagePostFormat = e.detail && !isEmpty(e.detail.value) ? e.detail.value : 'array';
+        window.llonebot.setConfig(_config);
+    })
 
     function switchClick(eleId: string, configKey: string, _config=null) {
         if (!_config){