diff --git a/app/electron/main.js b/app/electron/main.js
index a815dd0b7..5fa46356a 100644
--- a/app/electron/main.js
+++ b/app/electron/main.js
@@ -855,19 +855,32 @@ app.whenReady().then(() => {
             }
             data.filePaths = result.filePaths;
             data.webContentsId = event.sender.id;
-            getWindowByContentId(event.sender.id).getParentWindow().send("siyuan-export-pdf", data);
+            const wnd = getWindowByContentId(event.sender.id);
+            if (!wnd) {
+                // 文档已经被删除的情况下关闭窗口，下同
+                event.sender.destroy();
+                return;
+            }
+            const parentWnd = wnd.getParentWindow();
+            if (!parentWnd) {
+                event.sender.destroy();
+                return;
+            }
+            parentWnd.send("siyuan-export-pdf", data);
         });
     });
     ipcMain.on("siyuan-export-newwindow", (event, data) => {
         const parentWnd = getWindowByContentId(event.sender.id);
+        const parentWndBounds = parentWnd.getBounds();
+        const parentWndScreen = screen.getDisplayNearestPoint({x: parentWndBounds.x, y: parentWndBounds.y});
+        parentWndScreen.size.width;
+
         // 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 printWin = new BrowserWindow({
-            parent: parentWnd,
-            modal: false,
             show: true,
-            width: Math.floor(parentWnd.getBounds().width * 0.8),
-            height: Math.floor(parentWnd.getBounds().height * 0.8),
-            resizable: false,
+            width: parentWndScreen.size.width * 0.9,
+            height: parentWndScreen.size.height * 0.9,
+            resizable: true,
             frame: "darwin" === process.platform,
             icon: path.join(appDir, "stage", "icon-large.png"),
             titleBarStyle: "hidden",
diff --git a/app/src/protyle/util/insertHTML.ts b/app/src/protyle/util/insertHTML.ts
index 782c678e9..56ec30365 100644
--- a/app/src/protyle/util/insertHTML.ts
+++ b/app/src/protyle/util/insertHTML.ts
@@ -23,7 +23,7 @@ const processAV = (range: Range, html: string, protyle: IProtyle, blockElement:
         }
     } else if (tempElement.content.querySelector("table")) {
         tempElement.content.querySelectorAll("tr").forEach(item => {
-            values.push([])
+            values.push([]);
             Array.from(item.children).forEach(cell => {
                 values[values.length - 1].push({
                     text: {content: cell.textContent},
@@ -50,7 +50,7 @@ const processAV = (range: Range, html: string, protyle: IProtyle, blockElement:
         const avID = blockElement.dataset.avId;
         const id = blockElement.dataset.nodeId;
         let currentRowElement: Element;
-        const firstColIndex = cellElements[0].getAttribute("data-col-id")
+        const firstColIndex = cellElements[0].getAttribute("data-col-id");
         values.find(rowItem => {
             if (!currentRowElement) {
                 currentRowElement = cellElements[0].parentElement;
@@ -63,9 +63,9 @@ const processAV = (range: Range, html: string, protyle: IProtyle, blockElement:
             let cellElement: HTMLElement;
             rowItem.find(cellValue => {
                 if (!cellElement) {
-                    cellElement = currentRowElement.querySelector(`.av__cell[data-col-id="${firstColIndex}"]`) as HTMLElement
+                    cellElement = currentRowElement.querySelector(`.av__cell[data-col-id="${firstColIndex}"]`) as HTMLElement;
                 } else {
-                    cellElement = cellElement.nextElementSibling as HTMLElement
+                    cellElement = cellElement.nextElementSibling as HTMLElement;
                 }
                 if (!cellElement.classList.contains("av__cell")) {
                     return true;