Below we show how to add whitespace padding to PDF documents online.

上传您的文件

文件通过加密连接安全上传. 文件保持安全. 处理后，它们将被永久删除.

不想上传您的文件并离线处理它们？
Try Sejda Desktop. 与在线服务功能相同，且文件永远不会离开您的计算机.

点击“上传”并从您的本地计算机选择文件.

将文件拖放到页面上也有效.

Dropbox 或 Google Drive 文件

您也可以从 Dropbox 或 Google Drive 中选取 PDF 文件.

展开“上传”下拉菜单并选择您的文件.

Step 2: Margin size

Type a value for the page size, in inch. Use the up/down arrows to change.

The page preview will update, showing the margin added to the PDF pages.

Tip: Apply to all pages in the document or just a few

You can specify only few pages that need the margin. Click on the page thumbnails to select them.

Below we show how to resize PDF pages online.

Step 3: Resize PDF pages

Choose from one of the standard paper sizes (A3, A4, etc) or input a custom page size.

Tip: All pages or just a few

By default all pages of the document will be resized. Want to resize only few pages? Select specific pages by clicking on them.