{"id":97838,"date":"2026-06-22T05:37:28","date_gmt":"2026-06-22T05:37:28","guid":{"rendered":"https:\/\/zamstudios.com\/blogs\/quick-fix-how-to-open-and-convert-an-ost-file-to-pst\/"},"modified":"2026-06-22T05:37:28","modified_gmt":"2026-06-22T05:37:28","slug":"quick-fix-how-to-open-and-convert-an-ost-file-to-pst","status":"publish","type":"post","link":"https:\/\/zamstudios.com\/blogs\/quick-fix-how-to-open-and-convert-an-ost-file-to-pst\/","title":{"rendered":"Quick Fix: How to Open and Convert an OST File to PST"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/zamstudios.com\/blogs\/quick-fix-how-to-open-and-convert-an-ost-file-to-pst\/#Why_Convert_OST_to_PST\" >Why Convert OST to PST?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/zamstudios.com\/blogs\/quick-fix-how-to-open-and-convert-an-ost-file-to-pst\/#Difficulties_of_Accessing_OST_Files\" >Difficulties of Accessing OST Files<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/zamstudios.com\/blogs\/quick-fix-how-to-open-and-convert-an-ost-file-to-pst\/#Quick_Fix_Convert_OST_to_PST_Using_Shoviv_OST_to_PST_Converter\" >Quick Fix: Convert OST to PST Using Shoviv OST to PST Converter<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/zamstudios.com\/blogs\/quick-fix-how-to-open-and-convert-an-ost-file-to-pst\/#Key_Features\" >Key Features:-<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/zamstudios.com\/blogs\/quick-fix-how-to-open-and-convert-an-ost-file-to-pst\/#Steps_to_Open_and_Convert_OST_File_to_PST\" >Steps to Open and Convert OST File to PST<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/zamstudios.com\/blogs\/quick-fix-how-to-open-and-convert-an-ost-file-to-pst\/#Step_1_Install_and_Launch_the_Software\" >Step 1: Install and Launch the Software<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/zamstudios.com\/blogs\/quick-fix-how-to-open-and-convert-an-ost-file-to-pst\/#Step_2_Add_OST_Files\" >Step 2: Add OST Files<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/zamstudios.com\/blogs\/quick-fix-how-to-open-and-convert-an-ost-file-to-pst\/#Step_3_Preview_Mailbox_Data\" >Step 3: Preview Mailbox Data<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/zamstudios.com\/blogs\/quick-fix-how-to-open-and-convert-an-ost-file-to-pst\/#Step_4_Select_Export_Option\" >Step 4: Select Export Option<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/zamstudios.com\/blogs\/quick-fix-how-to-open-and-convert-an-ost-file-to-pst\/#Step_5_Apply_Filters_Optional\" >Step 5: Apply Filters (Optional)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/zamstudios.com\/blogs\/quick-fix-how-to-open-and-convert-an-ost-file-to-pst\/#Step_6_Choose_Destination\" >Step 6: Choose Destination<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/zamstudios.com\/blogs\/quick-fix-how-to-open-and-convert-an-ost-file-to-pst\/#Step_7_Start_Conversion\" >Step 7: Start Conversion<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/zamstudios.com\/blogs\/quick-fix-how-to-open-and-convert-an-ost-file-to-pst\/#Advantages_of_Using_Shoviv_OST_to_PST_Converter\" >Advantages of Using Shoviv OST to PST Converter<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/zamstudios.com\/blogs\/quick-fix-how-to-open-and-convert-an-ost-file-to-pst\/#Fast_Conversion\" >Fast Conversion<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/zamstudios.com\/blogs\/quick-fix-how-to-open-and-convert-an-ost-file-to-pst\/#_Conclusion\" >\u00a0Conclusion<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/zamstudios.com\/blogs\/quick-fix-how-to-open-and-convert-an-ost-file-to-pst\/#FAQs\" >FAQs<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<p>OST files (Offline Storage Table) are Microsoft Outlook files that are created when an Outlook application is connected to the Exchange Server (or Microsoft 365 and IMAP-based accounts). OST files give Outlook users the ability to access emails and other mailbox items even when they are not connected to the Exchange server.<\/p>\n<p>There are many situations that make OST files inaccessible, such as Exchange server crashes, corruption of your Outlook profile, account deletions, and many more. In these situations, the only option you have is to <a href=\"https:\/\/www.shoviv.com\/blog\/how-to-convert-ost-to-pst-with-an-easy-way\/\"><strong>convert OST files to PST<\/strong><\/a> (Personal Storage Table) files. PST files can be directly accessed by Microsoft Outlook.<\/p>\n<p>In this article, we will give you a quick and simple way to open and convert your OST files to PST using Shoviv\u2019s professional OST to PST converter.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Why_Convert_OST_to_PST\"><\/span><strong>Why Convert OST to PST?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>People convert OST files to PST files for a number of reasons. Some of the most common reasons include:<\/p>\n<ul>\n<li>Recovery of mailbox data from inaccessible OST files<\/li>\n<li>Migration of mailbox data to a different Outlook profile<\/li>\n<li>Backup of Outlook mailbox data<\/li>\n<li>No need for Exchange connectivity to access lost OST files.<\/li>\n<li>Archive mailbox data.<\/li>\n<li>Move Outlook data to new devices.<\/li>\n<\/ul>\n<p>Compared to OST files, PST files are more flexible. PST files can be brought into Outlook whenever.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Difficulties_of_Accessing_OST_Files\"><\/span><strong>Difficulties of Accessing OST Files<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Compared to PST files, OST files are tied to a specific Outlook profile and an Exchange account. There is no option within Outlook to open a lost OST file. When the related account is gone, so is access to the mailbox data in the OST file.<\/p>\n<p><strong>Some common problems can be<\/strong>:<\/p>\n<ul>\n<li>Damaged OST files.<\/li>\n<li>Exchange accounts are deleted.<\/li>\n<li>Exchange Servers go down.<\/li>\n<li>Corrupt Outlook profiles.<\/li>\n<li>Mailbox data is lost.<\/li>\n<\/ul>\n<p>In these situations, the most flexible option is converting the OST file to a PST file.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Quick_Fix_Convert_OST_to_PST_Using_Shoviv_OST_to_PST_Converter\"><\/span><strong>Quick Fix: Convert OST to PST Using Shoviv OST to PST Converter<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/www.shoviv.com\/ost-to-pst-converter.html\"><strong>Shoviv OST to PST Converter<\/strong><\/a> is one of the many options available to recover and convert OST files. This software can process healthy, damaged, and even orphaned OST files without the use of Outlook or Exchange.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Key_Features\"><\/span>Key Features:-<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Safely and Rapidly Convert OST to PST<\/li>\n<li>Damaged OST file data recovery<\/li>\n<li>Export Emails, Contacts, Calendars, Journals, Notes, and Tasks<\/li>\n<li>Supports Large OST files<\/li>\n<li>Maintains folder structure and data integrity<\/li>\n<li>Preview mailbox items prior to conversion<\/li>\n<li>Export OST data to Office 365 and Live Exchange Server<\/li>\n<li>No file size restrictions.<\/li>\n<\/ul>\n<p><strong>Procedure for Opening and Converting OST file to PST file<\/strong><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Steps_to_Open_and_Convert_OST_File_to_PST\"><\/span>Steps to Open and Convert OST File to PST<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"isSelectedEnd\">Follow these simple steps:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Step_1_Install_and_Launch_the_Software\"><\/span>Step 1: Install and Launch the Software<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"isSelectedEnd\">Download and install Shoviv OST to PST Converter on your Windows system. Launch the application after installation.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Step_2_Add_OST_Files\"><\/span>Step 2: Add OST Files<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"isSelectedEnd\">Click the <strong>Add OST File<\/strong> option and browse the OST file you want to convert. The software scans and loads the mailbox data automatically.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Step_3_Preview_Mailbox_Data\"><\/span>Step 3: Preview Mailbox Data<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"isSelectedEnd\">After loading the OST file, all mailbox folders appear in the left panel. You can preview emails, contacts, calendars, and attachments before conversion.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Step_4_Select_Export_Option\"><\/span>Step 4: Select Export Option<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"isSelectedEnd\">Choose <strong>Export in PST<\/strong> from the available export options.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Step_5_Apply_Filters_Optional\"><\/span>Step 5: Apply Filters (Optional)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"isSelectedEnd\">The software offers advanced filtering options. Users can filter mailbox items based on:<\/p>\n<ul data-spread=\"false\">\n<li>Date range<\/li>\n<li>Folder selection<\/li>\n<li>Item type<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">This helps export only the required data.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Step_6_Choose_Destination\"><\/span>Step 6: Choose Destination<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"isSelectedEnd\">Select the location where you want to save the PST file.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Step_7_Start_Conversion\"><\/span>Step 7: Start Conversion<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"isSelectedEnd\">Click the <strong>Export<\/strong> button to begin the conversion process. The software converts the OST file into PST format while maintaining complete data integrity.<\/p>\n<p>Once completed, the PST file can be opened directly in Microsoft Outlook.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Advantages_of_Using_Shoviv_OST_to_PST_Converter\"><\/span><strong>Advantages of Using Shoviv OST to PST Converter<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h3><span class=\"ez-toc-section\" id=\"Fast_Conversion\"><\/span>Fast Conversion<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Converting large OST files can be done in a matter of moments, thanks to the advanced algorithms employed by the software, and in full data quality.<\/p>\n<p><strong>Supports Corrupt OST Files<\/strong><\/p>\n<p>Even badly corrupted OST files are fully recovered and converted without a hitch.<\/p>\n<p><strong>Maintains Data Integrity<\/strong><\/p>\n<p>The folder structure, metadata, attachments, and email properties remain as they are before and after conversion.<\/p>\n<p><strong>User-Friendly Interface<\/strong><\/p>\n<p>To facilitate both technical and non-technical users, the conversion process is designed to be simple and straightforward.<\/p>\n<p><strong>\u00a0Multiple Export Options<\/strong><\/p>\n<p>Apart from PST, users can convert their OST data to Office 365, Exchange Server, EML, MSG, HTML, and other formats.<\/p>\n<p><strong>\u00a0Secure Processing<\/strong><\/p>\n<p>The original OST file is not altered, ensuring data safety during the whole process.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"_Conclusion\"><\/span><strong>\u00a0Conclusion<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>It is not always easy to open orphaned or inaccessible OST files, as Outlook needs the original Exchange or Microsoft 365 account to be available. The only way to access mailbox data is by converting the <a href=\"https:\/\/www.linkedin.com\/pulse\/3-methods-convert-ost-file-pst-windows-1011-pradeep-katiyar-irqbf\"><strong>OST file to PST<\/strong><\/a>.<\/p>\n<p>To convert OST files to PST in a fast, simple, and secure way, Shoviv OST to PST Converter is a great option. With the ability to process corrupted OST files, large mailboxes, and a variety of export options, the tool is designed with user experience in mind and ensures data integrity is never compromised. <strong>Shoviv OST to PST Converter<\/strong> is the best way to convert OST files with the added benefits of mailbox access, migration, and backup, with minimal effort.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"FAQs\"><\/span>FAQs<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>\u00a01. Can I convert an OST file to PST without Outlook?<\/strong><br \/>Yes. There is no need to have Microsoft Outlook installed on the system, as Shoviv OST to PST Converter can perform the conversion.<\/p>\n<p><strong>\u00a02. Does the software support corrupted OST files?<\/strong><br \/>Yes. Corrupted, damaged, and orphaned OST files are converted by the tool while ensuring mailbox data is intact.<\/p>\n<p><strong>3. Will attachments and folder structure stay the same after conversion?<\/strong><\/p>\n<p>Yes. The original folder hierarchy, along with the emails, attachments, and metadata, are preserved by the software.<\/p>\n<p><strong>4. Can I export OST data to Office 365 directly?<\/strong><\/p>\n<p>Yes. Users can migrate mailbox data from OST files directly to Microsoft 365 and Exchange Servers with Shoviv OST to PST Converter.<\/p>\n<p>\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Have you ever found yourself unable to access your Microsoft Outlook OST file? If you find yourself unable to access your mailbox, unable to access your Exchange account, or you need to transfer your Outlook data to an entirely different system, you might need to convert your OST file to a PST file. In this article, we will walk you through how to effectively open and convert your OST file to a PST file using Shoviv OST to PST converter.<\/p>\n","protected":false},"author":11034,"featured_media":97837,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[579],"tags":[13042,13040],"class_list":["post-97838","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-software-development","tag-convert-ost-to-pst","tag-ost-to-pst"],"_links":{"self":[{"href":"https:\/\/zamstudios.com\/blogs\/wp-json\/wp\/v2\/posts\/97838","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zamstudios.com\/blogs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zamstudios.com\/blogs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zamstudios.com\/blogs\/wp-json\/wp\/v2\/users\/11034"}],"replies":[{"embeddable":true,"href":"https:\/\/zamstudios.com\/blogs\/wp-json\/wp\/v2\/comments?post=97838"}],"version-history":[{"count":1,"href":"https:\/\/zamstudios.com\/blogs\/wp-json\/wp\/v2\/posts\/97838\/revisions"}],"predecessor-version":[{"id":97839,"href":"https:\/\/zamstudios.com\/blogs\/wp-json\/wp\/v2\/posts\/97838\/revisions\/97839"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zamstudios.com\/blogs\/wp-json\/wp\/v2\/media\/97837"}],"wp:attachment":[{"href":"https:\/\/zamstudios.com\/blogs\/wp-json\/wp\/v2\/media?parent=97838"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zamstudios.com\/blogs\/wp-json\/wp\/v2\/categories?post=97838"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zamstudios.com\/blogs\/wp-json\/wp\/v2\/tags?post=97838"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}