How To Migrate Multiple Emails From Offline OST To Outlook?

January 2, 2025

This page will teach you about all possible methods to convert an OST into PST file format.
Here are the Top Three Techniques Explained:
Changing your OST files into PST format under unusual circumstances is not a simple task. And this is the reason I wrote this blog. To let consumers like you easily transfer their OST files into PST format.

What are PST and OST Layouts:-

What is OST?
Created and utilized in the email client Microsoft Outlook, OST is a file extension. Data on a computer at home remains there for offline access. It can keep calendar data, contacts, emails, etc.
What is PST?
PST is another file extension used in Microsoft Outlook to save email messages, contacts, addresses, etc., the same as OST. The primary difference is that the OST file extension is just relevant for offline file storage; the PST extension is needed for working with online data.

Why Convert OST to PST Format?

Many times, consumers like you find yourself faced with situations when they must store OST files in PST format. There are many different reasons, including:
Data movement: You occasionally have to transfer your files from one system to another. OST files from one system do not, however, translate to other systems. Under such circumstances, customers convert their OST files to PST format, which has cross-functionality and therefore makes the data readable before a transfer.
For backup: Should the Microsoft Exchange Server fail to succeed, you will lose your data and all of your important correspondence will be restricted. Always have a backup of your files so you can utilize other machines and prevent such circumstances. Saving your OST files in PST form is quite beneficial for these and many other reasons.
Having Orphaned OST File: If your OST file does not link with any Profile or is disconnected. It will thereafter be conducted as an orphaned OST. Accessing it without turning orphaned OST into PST file format is not possible. There isn’t a free-hand guide for this.
Exchange Profile is Not Active: Your request cannot be answered by the Exchange server as it is down. Here you are unable to access the OST file. Manually for free, just convert OST to PST to make it accessible.

Methods to Migrate Multiple Emails From Offline OST to Outlook

Method 1: Manually Save the OST File into PST Format.

  1. Use these guidelines to quickly manually free format OST files into PST.
  2. Open Outlook client; click the File tab.
  3. Under Open & Export, choose the Import/Export option.
  4. The “Import Export Wizard” dialog box will appear. Exporting a file is an option under the “Choose an action to perform option.” Next, choose Next.
  5. Select the Outlook Data File (.pst) option from the Transfer a File dialog box. Click Next after that.
  6. Deciding which folder to export.
  7. After selecting the website where you want to save your PST file, click Finish.

Method 2: Archive Method offline OST to PST Right away

To save OST files to PST files, use the following archive method:

  1. Click on File after opening Outlook.
  2. Click “Options,” then select “Advanced.”
  3. A new dialog box is going to appear. Select the Auto Archive button on the screen.
  4. Select the folder from which you want to archive your files, then record how many days it should take for the backup to occur again.
  5. Clicking OK will generate your backup.

Limitations of Manual Methods

  1. The attached materials might not be exported.
  2. The message header in the emails could be warped.
  3. HTML formatting and inline images will not be preserved.
  4. Taking the time and employing unclear procedures
  5. The sequence of the folders will not be preserved.
  6. No help to convert several emails at once; Outlook installation and Microsoft Exchange Server connectivity are required.
  7. It is not a means for converting orphaned OST into PST format.

Method 3: Migrate Multiple Emails from Offline OST to Outlook- Professionally

Every technique mentioned above is effective. But without time and technical knowledge, these could be difficult. Use ToolsCrunch Mac OST to PST Converter Software to avoid this issue by just a few clicks converting your files for you.
The benefit of OST to PST file:-

  1. Safely and effortlessly convert offline OST to Outlook format.
  2. Create PST File Format from Orphaned OST File Without Outlook Installation Exchange
  3. Profile and Server Connection Not needed for Conversion Lifetime Software License Validity with 24X7 Free Technical Support
  4. Convert Large OST to PST Format including Emails, Contacts, Calendars, Etc.
  5. A bug-free application.
  6. A lightweight application easily downloads and works with all Windows OS versions includes 11,10,8.1,8,7, and XP.
  7. It supports Mac OS and Windows OS versions.
  8. Before conversion, it provides a preview option.
  9. Its user-friendly interface lets users migrate their multiple OST files into PST format.
  10. A well-suitable application for both commercial and non-commercial users.
  11. It offers a free-of-cost demo version.

Processes for converting OST to PST Format

  • First download and install the OST to PST Convert on your Windows PC.
  • From the browse tab add the OST files/folders.
  • Execute the preview on the screen before conversion.
  • Choose PST as the output type.
  • Select the desired location to save it.
  • Hit the Convert Now button.

Conclusion:

Switching your OST files to PST format will save us a lot of work. Having your data in PST format can assist you in multiple situations, like an Exchange Server interruption if you quickly need to copy your files to a local system outside your server.
You can convert your files using manual techniques, as we have discussed. These will, however, have distinct limitations that will affect your process. Use an automatic program that will convert for you in a few clicks to have a flawless work progress.
With a little luck, this article will assist you in addressing the current issue at hand. Leave your additional thoughts or approaches in the comment area below should they be able to convert OST into PST file format.

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