How Do I Open An Old Outlook OST File In Windows 10?

This technical write-up demonstrates all the possible ways to open an Old Outlook OST file in Windows 10. Undoubtedly, Outlook is the most widely used email client around the globe by billions of users. Mostly, users are familiar with Outlook OST and PST file format, but there are few things you need to know about them.

As the Official statement of Microsoft, “You can’t move or import OST file officially into Outlook” just like you import PST; if you want to access your offline mailbox data into a new Outlook or other profile. You can either configure the Outlook account and connect to the server to create a new OST format or convert the OST mailbox data into PST using a Professional OST to PST Converter.

Reason To Access An Old Outlook OST File In Windows

1. When a user wants to migrate from their current profile to another profile.
2. When the exchange server is in maintenance mode or get crashed.
3. If you have received an OST file from their client and want to access it on their own profile.

How To Open An Old Outlook OST File In Windows 10 Using Manual Approach?

If you have an active specific profile of the same OST file. Then, you opt Outlook export features to get a solution immediately without facing any oversized restrictions. So, without wasting your time let’s see the given instruction as we have mentioned below:

1. Open Outlook on your pc and locate the file option.
2. Click on open and export then again press import/export.
3. Import/export tool will pop up on your desktop, choose Export to a file.
4. After pressing the next button, choose Outlook data file then again hit the next option.
5. Browse the mailbox folder as you want to export.
6. At last, browse the output required destination then press finish to get output immediately.

Why Do Professionals Avoid Manual Approaches?

1. It consumes a lot of your crucial time and energy.
2. This approach doesn’t maintain data structure as compared to the original.
3. High possibility of losing mailbox data during the export process.
4. Advanced technical skills needed to handle operations.
5. It doesn’t allow you to convert orphan, corrupted, password-protected OST files.

How To Import An Old Outlook OST File In Windows 10 Using Expert Technique?

If you are not satisfied with manual approach and want to hit all the restrictions. Then, we recommend you to opt OST Converter is a fantastic solution to convert bulk of OST files without facing any oversized restrictions. This application development is ended with a strong algorithm to get accurate results without facing any information leakage.

1. Install OST Converter on your windows computer then launch it.
2. Click on the OST file and upload into the software panel.
3. Press the PST option in the several options of export type.
4. At last, browse the result location then press convert to end this solution.

Why Expert Technique Is The Prime Choice Of Users?

1. It maintains the same data structure as the original. Also, PST Converter offers full guarantee to keep original data from any type of loss.
2. It also gives an option to convert OST to PDF, EML, MSG and many more export options.
3. It allows the recovery and conversion of orphan, corrupted, password-protected OST files using the same solution.
4. It also offers a powerful filter feature to convert specific files and also useful to avoid unnecessary files.
5. There is no requirement to install any additional software to finish this operation.

Last Words

In this description, we have described the proper solution to open an old Outlook OST file in Windows 10 using manual and expert technique. If an OST file cannot be opened in MS Outlook by default in any profile. I.e., corrupted or may be exceeded from size limit, in this situation only possible way to convert an OST file to PST format using expert technique. As we have already discussed, manual approach isn't functionable with corrupted OST files. So, we recommend users to opt for expert software. It is helpful to export all items from an OST file into PST format, then access or open in any Outlook account.