diff --git a/app/src/protyle/export/index.ts b/app/src/protyle/export/index.ts
index d3a9b1542..2c8053e4b 100644
--- a/app/src/protyle/export/index.ts
+++ b/app/src/protyle/export/index.ts
@@ -2,7 +2,7 @@ import {hideMessage, showMessage} from "../../dialog/message";
 import {Constants} from "../../constants";
 /// #if !BROWSER
 import {OpenDialogReturnValue} from "electron";
-import {BrowserWindow, dialog} from "@electron/remote";
+import {BrowserWindow, dialog, app} from "@electron/remote";
 import * as fs from "fs";
 import * as path from "path";
 import {afterExport} from "./util";
@@ -381,6 +381,7 @@ const renderPDF = (id: string) => {
             webSecurity: false,
         },
     });
+    window.siyuan.printWin.webContents.userAgent = `SiYuan/${app.getVersion()} https://b3log.org/siyuan Electron`
     fetchPost("/api/export/exportTempContent", {content: html}, (response) => {
         window.siyuan.printWin.loadURL(response.data.url);
     });
diff --git a/kernel/api/export.go b/kernel/api/export.go
index e369c26eb..35e343b56 100644
--- a/kernel/api/export.go
+++ b/kernel/api/export.go
@@ -193,14 +193,14 @@ func exportTempContent(c *gin.Context) {
 	}
 
 	content := arg["content"].(string)
-	tmpExport := filepath.Join(util.TempDir, "export")
+	tmpExport := filepath.Join(util.TempDir, "export", "temp")
 	if err := os.MkdirAll(tmpExport, 0755); nil != err {
 		ret.Code = 1
 		ret.Msg = err.Error()
 		ret.Data = map[string]interface{}{"closeTimeout": 7000}
 		return
 	}
-	p := filepath.Join(tmpExport, "temp", gulu.Rand.String(7))
+	p := filepath.Join(tmpExport, gulu.Rand.String(7))
 	if err := os.WriteFile(p, []byte(content), 0644); nil != err {
 		ret.Code = 1
 		ret.Msg = err.Error()
@@ -209,7 +209,7 @@ func exportTempContent(c *gin.Context) {
 	}
 	url := path.Join("/export/temp/", filepath.Base(p))
 	ret.Data = map[string]interface{}{
-		"url": url,
+		"url": "http://127.0.0.1:" + util.ServerPort + url,
 	}
 }