(PDF file)当您想要创建重要文档时，PDF 文件可以派上用场。但是，有时您想在具有PDF 文件(PDF file)大小限制的平台上上传(size restriction)PDF 文件(PDF file)。这意味着如果PDF(PDF)超过特定限制，您将无法上传。因此，如果您的PDF 文件(PDF file)大小超过大小限制(size limit)，您将不得不压缩PDF 文件(PDF file)以使其更小。
此外，如果您有一个较大的PDF 文件(PDF file)，那么将其压缩为较小的尺寸是一个不错的选择，因为您可以轻松地通过电子邮件发送它，而且加载时间不会足够长。因此，为了帮助您，我们提供了有关 如何压缩 PDF 以使其更小的指南。(how to compress PDF to make them smaller.)
如何减小 PDF 文档的大小(How to Reduce the Size of a PDF Document)
我们列出了一些可用于压缩PDF 文件(PDF file)大小的方法：
方法一：使用第三方网站(Method 1: Use a Third-Party Website)
一些第三方网站允许您压缩PDF 文件(PDF file)的大小。一个这样的网站是smallpdf.com/compress，您可以使用它来压缩大型PDF文件的大小。按照以下步骤使用 smallpdf.com 压缩您的PDF文件：
1. 打开您的网络浏览器(Web Browser)并导航到网站smallpdf.com。
2. 现在，向下滚动到工具(Tools)并单击压缩 PDF。(Compress PDF.)
3. 单击选择文件从文件夹中选择您的 PDF(select your PDF)文件。
4.找到您的 PDF 文件并单击打开。(Locate your PDF file and click on open.)
5. 上传您的PDF 文件(PDF file)后，您将看到两个压缩选项。一种是基本压缩(basic compression)，它可以将文件大小(file size)% reduction。基本压缩可供所有用户免费使用。但是，您也可以选择强压缩，以提供最小的文件大小(file size)和良好的质量。强压缩选项不是免费的，(The strong compression option is not free,)您需要一个高级计划。我们推荐使用基本压缩选项(compression option)，它是免费的，不会破坏文件质量(file quality)。
6. 选择压缩选项(compression option)后，点击底部的选择选项。(Choose Option)
7.最后，等待网站自动压缩你的PDF文件(PDF file)。完成后，单击“下载”按钮(click on the Download button)将压缩的PDF 文件(PDF file)保存在您的系统上。
另请阅读：(Also Read:)如何禁用Google Chrome PDF 查看器(Google Chrome PDF Viewer)
方法二：使用 Adobe Acrobat Pro(Method 2: Use Adobe Acrobat Pro)
Adobe Acrobat Pro是一款出色的工具，可帮助您管理所有文件。如果您想在不影响质量的情况下压缩PDF 文件， (PDF file)Adobe Acrobat Pro可能是一个不错的选择：(Adobe Acrobat Pro)
1. 如果您的计算机上已经安装了Adobe Acrobat Pro，您只需启动它并转到“文件(File)”菜单。单击打开(Open)以从文件夹中选择您的PDF 文件(PDF file)。
2. 但是，如果您没有Adobe Acrobat Pro的付费版本，那么您可以使用 Internet 上提供的免费版本。
3. 打开您的网络浏览器并导航(web browser and navigate)到adobe.com/acrobat/online/compress-pdf.html。
4. 点击选择文件(Select a file)，或者您可以将您的PDF文件(PDF file)拖到中间的压缩PDF框中(PDF box)。
5. 在网站上传您的PDF文件(PDF file)后，点击压缩(click on Compress)并等待一段时间，网站会自动将您的PDF文件(PDF file)压缩成更小的尺寸。
6. 最后，您可以单击“下载(Download)”将新的PDF 文件(PDF file)保存在系统上。
方法 3：在 Word 文档中减小 PDF 文件大小(Method 3: Reduce PDF file size in Word Document)
您可以使用Microsoft Word文档通过另存为选项将文件转换为PDF 。当您使用word 文档(word document)转换文件时，它会产生一个小尺寸。但是，文件的大小取决于文件中的图像数量。
把你的word文件(word file)转换成PDF后，如果你觉得文件(file size)还很大。在这种情况下，您可以使用 word 上的另一个选项来生成更小的PDF 文件(PDF file)。
1. 打开您要转换为 PDF 文件的(convert into a PDF file.)Word文件。(Word file)
2. 单击屏幕左上角的文件选项卡。(File tab)
3. 选择另存(Save)为选项。
4. 单击另存为类型(Save As type)旁边的下拉菜单，然后从选项列表中选择PDF 。
5. 最后，选择PDF 文件的名称，然后单击(PDF file and click)“优化”选项旁边的“最小尺寸（在线发布）”(‘Minimum size (publishing online) next to the option that says ‘optimize for.’)。
另请阅读：(Also Read:) 修复无法在(Fix Unable)Internet Explorer中打开PDF文件
方法 4：在 MAC 上使用预览(Method 4: Use Preview on MAC)
如果您有MAC，那么您可以使用预览应用程序(preview app)来压缩您的PDF文件。请按照以下步骤操作此方法：
1.在您的MAC上使用预览应用程序(preview app)找到(Locate)并打开您的PDF 文件(PDF file)。您可以右键单击PDF 文件(PDF file)，单击打开方式，然后从下拉菜单中选择预览。(Preview)
2. 单击窗口顶部的文件。
3. 现在，选择导出。确保单击“导出”而不是“导出为 PDF”。(click on Export and not on Export as PDF.)
4. 选择格式(Format)选项卡并单击您的 PDF。
5.单击 Quartz 过滤器(Click on the Quartz filter)并选择减小文件大小选项(file size option)。该应用程序将自动减小整体文件大小(file size)。
6. 最后，单击保存以保存 PDF 文件的较小版本。(click on Save to save the smaller version of your PDF file.)
常见问题 (FAQ)(Frequently Asked Questions (FAQs))
Q1。如何免费减小 PDF 的大小？(Q1. How do I reduce the size of a PDF for free?)
有几种方法可以减小PDF 文件(PDF file)的大小。最简单的方法之一是使用名为 smallpdf.com 的免费网站。这个网站让您可以毫不费力地压缩您的PDF 文件。(PDF file)您所要做的就是打开您的网络浏览器并导航(web browser and navigate)到smallpdf.com。从网站上选择压缩PDF 选项卡(PDF tab)并上传您的PDF 文件(PDF file)以开始压缩。
Q2。如何减小 PDF 文件的大小以便通过电子邮件发送？(Q2. How do I reduce the size of a PDF file so I can email it?)
要减小电子邮件PDF 文件的大小，您可以使用(PDF file)Adobe Acrobat Pro 工具(Adobe Acrobat Pro tool)来压缩PDF 文件(PDF file)。如果您的系统上没有此工具，您可以使用Adobe Acrobat Pro 的免费网络版本(web version of Adobe Acrobat Pro)。
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我们希望本指南对您有所帮助，并且您能够压缩 PDF 以使其更小( compress PDF to make them smaller)。如果您对本文仍有任何疑问，请随时在评论部分提出。
How to Compress PDF to reduce its file size
PDF files can come in hаndy when you want to create important doсuments. However, there are times when you want to upload a PDF file on a platform that has a PDF file sіze restrictіon. This means yоu will not be able to upload your PDF if it exceedѕ a certain limit. So, if your PDF file size exceeds the size limit, you will have to comрress the PDF file to make it ѕmaller.
Moreover, if you have a large PDF file, then compressing it to a smaller size is a good option as you can easily send it over email, and it will not take enough time to load. Therefore, to help you out, we have a guide on how to compress PDF to make them smaller.
How to Reduce the Size of a PDF Document
We are listing down some ways that you can use to compress the size of your PDF file:
Method 1: Use a Third-Party Website
Several third-party websites allow you to compress the size of your PDF file. One such website is smallpdf.com/compress, which you can use to compress the size of your large PDF files. Follow these steps to use smallpdf.com to compress your PDF files:
1. Open your Web Browser and navigate to the website smallpdf.com.
2. Now, scroll down to the Tools and click on Compress PDF.
3. Click on choose files to select your PDF file from your folders.
4. Locate your PDF file and click on open.
5. After uploading your PDF file, you will see two compression options. One is basic compression, which gives you about a 40% reduction in the file size. Basic compressing is free to use for all users. However, you can also opt for strong compression that gives you the smallest file size with decent quality. The strong compression option is not free, and you will require a premium plan. We recommend using the basic compression option, which is free and does not ruin the file quality.
6. After selecting your compression option, click on Choose Option at the bottom.
7. Finally, wait for the website to automatically compress your PDF file. Once done, click on the Download button to save the compressed PDF file on your system.
Also Read: How to Disable Google Chrome PDF Viewer
Method 2: Use Adobe Acrobat Pro
Adobe Acrobat Pro is a great tool that helps you in managing all your files. Adobe Acrobat Pro can be a good choice if you want to compress your PDF file without compromising the quality:
1. If you already have Adobe Acrobat Pro on your computer, all you have to do is launch it and go to the File menu. Click on Open to select your PDF file from your folders.
2. However, if you don’t have a paid version of Adobe Acrobat Pro, then you can use the free version available over the internet.
3. Open your web browser and navigate to adobe.com/acrobat/online/compress-pdf.html.
4. Click on Select a file, or you can drag your PDF file to the compressed PDF box in the middle.
5. After you upload your PDF file on the website, click on Compress and wait for some time as the website will automatically compress your PDF file to a smaller size.
6. Finally, you can click on Download to save the new PDF file on your system.
Method 3: Reduce PDF file size in Word Document
You can use the Microsoft word document to convert your file into a PDF by using the save as option. When you use a word document to convert your file, it will produce a small size. However, the size of your file depends upon the number of images in your file.
After you convert your word file into a PDF, and if you feel that the file size is still large. In this situation, you can use another option on the word to produce an even smaller PDF file.
1. Open your Word file you are going to convert into a PDF file.
2. Click on the File tab from the top-left corner of the screen.
3. Select Save as an option.
4. Click on the drop-down menu next to Save As type and select PDF from the list of options.
5. Finally, select the name for your PDF file and click on ‘Minimum size (publishing online) next to the option that says ‘optimize for.’
Also Read: Fix Unable to open PDF files in Internet Explorer
Method 4: Use Preview on MAC
If you have a MAC, then you can use the preview app to compress your PDF files. Follow these steps for this method:
1. Locate and open your PDF file with the preview app on your MAC. You can make a right-click on your PDF file, click on open with, and then select Preview from the drop-down menu.
2. Click on the file from the top of the window.
3. Now, select export. Make sure you click on Export and not on Export as PDF.
4. Select the Format tab and click on your PDF.
5. Click on the Quartz filter and select the reduce file size option. The app will automatically reduce the overall file size.
6. Finally, click on Save to save the smaller version of your PDF file.
Frequently Asked Questions (FAQs)
Q1. How do I reduce the size of a PDF for free?
There are several ways to reduce the size of a PDF file. One of the easiest methods is by using the free website called smallpdf.com. This website allows you to compress your PDF files effortlessly without any hassles. All you have to do is open your web browser and navigate to smallpdf.com. Select the compress PDF tab from the website and upload your PDF file to start compressing.
Q2. How do I reduce the size of a PDF file so I can email it?
To reduce the size of a PDF file for an email, you can use the Adobe Acrobat Pro tool that lets you compress your PDF files. If you don’t have this tool on your system, you can use the free web version of Adobe Acrobat Pro.
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We hope that this guide was helpful and you were able to compress PDF to make them smaller. If you still have any queries regarding this article, then feel free to ask them in the comments section.
