How to Convert OST to PDF with Attachments: A Detailed Guide

Written By Addy Wang
Updated on January 31st, 2025

Converting OST to a PDF file with attachments can be incredibly helpful in organizing and sharing important Outlook emails. OST files store valuable data offline but are not easy to share or convert into other file formats. As a result, users want to convert OST to PDF to keep their data secure and easy to access. However, the challenge is to find a reliable method. Thus, we provide an effective manual method and professional Outlook OST to PST Conversion Tool for ease and smooth process.

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Why Export OST File to PDF?

There are various benefits of using PDF instead of OST Format including:

PDF files are easily accessible and can be shared across different platforms.
It helps to maintain the data integrity, confidentiality, and formatting.
Protect the data from any unauthorized access and able to apply passwords.
PDFs can be smaller than other file formats, making it easier to store.

How to Convert OST Files to PDFs?

Now, let’s learn about the execution steps to convert an OST file to a PDF file with attachments included. Once read all the methods with their benefits and limitations then, choose a reliable method to perform.

Manually Convert OST to PDF Free

Here, we describe two manual methods to move OST files into PDF format. While Outlook doesn’t provide a built-in feature to convert OST files into other file formats. Hence, follow all the below steps carefully and smoothly.

Method 1: Migrate OST to PDF Using Print Option

Firstly, open the MS Outlook on your system.
After that, choose the OST file for conversion.
Now, click on File and choose Print option.
Further, select Microsoft Print to PDF.
Lastly, click on the Print option.
Later, define the location to save the file. Click Save.

Method 2: Export OST to PDF Using MS Word

Firstly, run the MS Outlook on your device.
Now, select the OST file and press the File option.
After that, choose Save As and select HTML.
Further, define the location to save and click Save.
Go to the location where you save the OST file.
Right-click on the file and choose the open MS Word option.
Afterward, click on the File option and choose Save As.
Then, specify the path to save the resultant file.
In the end, choose PDF format from the Save as Type list.

Limitations of the Manual Method

Using the manual method, you can save a single PDF file at a time.
Requires good technical knowledge and understanding of MS Outlook.
This process is lengthy, and complex and consumes more time and effort.
No feature to download attachments separately.

Dedicated Software to Convert OST to PDF Without Outlook

With this powerful Outlook OST to PST Conversion Tool, you can easily convert OST files into PDF format with no effort. It is also helpful to convert multiple OST files at once. Additionally, users can preview the content of OST files including attachments, and allow users to remove duplicate emails. Also, save PDF files with or without attachments and provide more optional features:

It convert Outlook OST to PST, MBOX, EML, EMLX, and other file formats.
Migrate OST into different email clients including Gmail, Yahoo, AOL, etc.
High compatibility with all versions of Windows like Win 11, 10, and more.

Here is How to Convert OST to PDF

Firstly, launch the Outlook OST to PST Conversion Tool as an admin.
Choose the Single File or Multiple Files/Folder to add an OST. Click Next.
After that, preview and select the files/folders. Press Next.
Choose Save as PDF from the drop-down list.
Now, apply optional features based on your requirements.
Lastly, define the Path to Save and click Convert.

Conclusion

In this article, we explained the best way to convert OST to PDF online with attachments. Whether you choose the manual method or a professional tool, it’s a simple process. Using a professional tool, you can convert directly into PDF format. Moreover, this tool provides more advanced features that make the result effective and reliable.

Frequently Asked Questions

Q 1: How to convert OST File to PDF for free?

Ans: You can use a manual method to convert OST files to PDFs for free. However, the manual method is only suitable for small files and also contains some limitations. Hence, to avoid limitations or convert a large number of files at once, use a professional tool. In addition, you can try a free version of this tool or switch to a full version at any time.

Q 2: How can I export OST to PDF in bulk?

Ans: Follow the below steps:
1. Firstly, install and run the Outlook OST to PST Conversion Tool.
2. Now, choose Options to add an OST file and click Next.
3. Preview and select the OST file and press Next.
4. After that, select PDF as the Saving option and use optional features.
5. Lastly, define the location to save the resultant file and click Convert.

About The Author:

Addy Wang

Addy Wang is a talented content writer with a passion for creating engaging and informative articles. With a keen eye for detail and a strong command of language, Addy has the ability to craft compelling pieces that resonate with readers.