September 26, 2022

Dyers Ville

Business and General

How to convert OST to PST Offline and Online without Outlook

When you open up an ExchangeIMAP, or account in MS Outlook on Windows, an Offline Outlook data folder (.OST) is produced at a preset spot. This Offline Outlook details file (OST) keeps a nearby copy of the mailbox products saved on the server. Therefore, when the technique is offline or not connected to the online, you can obtain e-mails and perform pending tasks.

In addition, synchronization problems between Exchange Server and the OST file can make an OST folder inaccessible. This most likely happens when the Trade Server or databases that properties your mailbox crashes or dismounts. Surprising energy outages, technique or Outlook crashes, virus or malware infestation, and other elements might also hurt the Outlook OST file.

In all this kind of cases, you can implement OST to PST converter program to extract your mail things from unavailable or orphaned OST documents and help you save them to an Outlook PST file, e.g. Offline OST to PST Converter. The application assists you transfer mailbox things, these kinds of as e-mail, attachments, contacts, notes, responsibilities, journals, etcetera., from inaccessible, impaired, or orphaned OST files to PST, Place of work 365, or Live Trade Server directly. The online OST to PST converter helps do it easily on any unit and any OS (MacOS, Android, iOS, Home windows and before long) without Microsoft Outlook.

b 1

But when a consumer mailbox is taken off from the server or account is deleted, the OST file enters into an insecure point out and becomes unreachable. Unlike PST Outlook information folder, you can’t import or open OST file in any other Outlook account as it is encoded with MAPI EntryID GUID.

About Offline OST to PST Converter

As there are no handbook processes to extract mailbox objects from an inaccessible Outlook OST file, you can use Offline OST to PST Converter to reinstate your mailbox goods into Outlook or Trade account in a couple of clicks. To convert OST file to PST or other desired structure, you have to put in Offline OST to PST Converter on a Home windows Computer system that meets next least program specification.

  • Intel-appropriate x86 or x64 Processor
  • Home windows 11, 10, 8.1, 8, or 7 OS
  • 4 GB RAM (16 GB proposed for Outlook 64-little bit)

The application is free of charge to download and for tests. You can scan any OST file with the software package and preview all mailbox products, such as emails, contacts, and so on., for absolutely free. The cost-free demo edition also will allow you to convert and help save up to 5 objects for every folder. On the other hand, suppose you require to change all the mail goods to PST or other preferred format or export to an current Outlook profile, stay Exchange, & Place of work 365. In that case, you have to have to activate the program immediately after paying for the activation important.

Offline OST to PST Converter is out there in 2 versions:

1. Offline edition:

The Offline OST to PST Converter – Offline version is excellent for qualified consumers and start off-up firms that need to migrate or recovery mail merchandise from OST file to PST. The offline edition allows you to export mail merchandise from OST files to PST, MSG, EML formats. The offline version has not any restrictions on the dimension or amount of converted OST files.

2. Online model

The On the internet edition is ideal for individual use for migrating or exporting mailbox content from 1 OST file to the corresponding PST file. In the on the net version, you decide on.OST file on disk, form the email address and press “Following step” button. Right after preview, need to pay for conversion $10 for each 1Gb and download converted PST file.

How to Convert Orphaned or Inaccessible OST with Offline OST to PST Converter?

When you launch Offline OST to PST Converter, it shows the to start with webpage of the conversion wizard. You can also open the dialogue window to decide on OST file from disk or simply click on “Look for for .pst & .ost file” button to search documents for conversion on Computer system:


Right here, you can kind “*.ost” and click on ‘Research Now’ button that quickly finds all OST data files in the chosen disk and lists them.


Quickly you’ve selected the OST file, click on ‘Next’ button.

On the subsequent stage please find “Converter mode” and press “Next” button:


This begins scanning the OST folder and extracts all mailbox products from the inaccessible or orphaned OST file.

The program gives an possibility to decide on objects for saving later. It aids you avoid preserving your time seeking for vital information and facts, transferring the mail merchandise, or retaining them in a further structure.


The software package also recovers and shows deleted mailbox objects in a individual method, “Scan for deleted facts”. It enables you to get well and hold misplaced or accidentally taken out products from OST Outlook data documents.

You can pick out any mail item in the remaining pane to see a preview. All attachments and thorough email messages are exhibited in an enhanced preview provided by the plan.

You can navigate by way of just about every folder and select needed email folders and mail goods that you want to transform and conserve.

Subsequent, you need to choose a folder to help save converted info. It is sensible to opt for a folder in which the free space is higher than the size of the initial OST file.

g 1

You can pick any saving selection centered on your preference:

  • As PST file
  • As a separate folder with various extensions: EML, MSG, TXT,


Offline OST to PST Converter provides an choice when you opt for to preserve the converted OST mailbox to PST format. You could pick out these solutions to Break up the PST file when conserving. The Split solution makes it possible for conserving large dimensions of knowledge (much more the 2Gb) in previous variations of Microsoft Outlook.


If you decide on any other format, these types of as MSG, EML, EML, TXT, EMF, you can choose a locale and simply click ‘Save’ to start off saving the email messages. It allows you to open up, look at, or obtain the inaccessible OST mail goods as a result of various courses and applications.

To know extra about Offline OST to PST Converter and its performance, you can verify the examination and benchmark take a look at of top rated OST to PST converter application on numerous parameters, such as Speed, Precision, Completeness, and Regularity. 


Although the Offline Outlook OST file is resilient and secure, it could even now get weakened owing to sudden method shutdown, Outlook crash, etcetera. Moreover, if the mailbox is deleted from Exchange or mail server or the profile is taken out, it is probably to make the OST file orphaned and inaccessible. Considering that OST data files are encoded and demand authentication from the connected MAPI profile, they simply cannot be accessed or imported into any Outlook profile. That is where a secure OST to PST converter, these as Offline OST to PST Converter, is needed to access, open, and change the mailbox objects from inaccessible or orphaned OST documents to Outlook editable PST format. The program is suggested considering the fact that it converts OST to PST more quickly and extracts all data with 100% precision.