diff --git a/app/electron/main.js b/app/electron/main.js
index fa87a2e5f..43f0d4327 100644
--- a/app/electron/main.js
+++ b/app/electron/main.js
@@ -908,10 +908,12 @@ app.whenReady().then(() => {
     });
     ipcMain.on("siyuan-export-newwindow", (event, data) => {
         // The PDF/Word export preview window automatically adjusts according to the size of the main window https://github.com/siyuan-note/siyuan/issues/10554
+        const wndBounds = getWindowByContentId(event.sender.id).getBounds();
+        const wndScreen = screen.getDisplayNearestPoint({x: wndBounds.x, y: wndBounds.y});
         const printWin = new BrowserWindow({
             show: true,
-            width: Math.floor(screen.getPrimaryDisplay().size.width * 0.8),
-            height: Math.floor(screen.getPrimaryDisplay().workAreaSize.height * 0.8),
+            width: Math.floor(wndScreen.size.width * 0.8),
+            height: Math.floor(wndScreen.size.height * 0.8),
             resizable: true,
             frame: "darwin" === process.platform,
             icon: path.join(appDir, "stage", "icon-large.png"),
@@ -924,6 +926,7 @@ app.whenReady().then(() => {
                 autoplayPolicy: "user-gesture-required" // 桌面端禁止自动播放多媒体 https://github.com/siyuan-note/siyuan/issues/7587
             },
         });
+        printWin.center();
         printWin.webContents.userAgent = "SiYuan/" + appVer + " https://b3log.org/siyuan Electron " + printWin.webContents.userAgent;
         printWin.loadURL(data);
         printWin.webContents.on("will-navigate", (nEvent) => {
diff --git a/app/src/protyle/export/index.ts b/app/src/protyle/export/index.ts
index f3bdf0fe0..d4aed231e 100644
--- a/app/src/protyle/export/index.ts
+++ b/app/src/protyle/export/index.ts
@@ -383,7 +383,7 @@ const renderPDF = async (id: string) => {
         })
     }
     const renderPreview = (data) => {
-        previewElement.innerHTML = '<div style="padding:0" class="protyle-wysiwyg${window.siyuan.config.editor.displayBookmarkIcon ? " protyle-wysiwyg--attr" : ""}">' + data.content + '</div>';
+        previewElement.innerHTML = '<div style="padding:6px 0 0 0" class="protyle-wysiwyg${window.siyuan.config.editor.displayBookmarkIcon ? " protyle-wysiwyg--attr" : ""}">' + data.content + '</div>';
         const wysElement = previewElement.querySelector(".protyle-wysiwyg");
         wysElement.setAttribute("data-doc-type", data.type || "NodeDocument");
         if (data.attrs.memo) {