{"id":15596,"date":"2026-01-03T06:55:12","date_gmt":"2026-01-03T06:55:12","guid":{"rendered":"https:\/\/www.adviksoft.com\/blog\/?p=15596"},"modified":"2026-01-12T16:29:36","modified_gmt":"2026-01-12T16:29:36","slug":"how-to-import-pst-to-ost-file","status":"publish","type":"post","link":"https:\/\/www.adviksoft.com\/blog\/how-to-import-pst-to-ost-file\/","title":{"rendered":"How to Convert PST to OST File? \u2013 Complete Guide"},"content":{"rendered":"

Many Outlook users search PST to OST Converter to export PST data into OST file. If you’re one of them, this guide is for you. While there’s no direct method to convert PST to OST file, there is a reliable and effective way to get the same result. In this article, we\u2019ll clear up the confusion and walk you through a simple, step-by-step process to import PST to OST, including emails, contacts, calendars, and more.<\/p>\n

Why Do Users Search for PST to OST Conversion?<\/h2>\n

This is a common scenario. Many users, like the one on the Microsoft Community forum<\/a>, want to move their emails, contacts, calendar items, and tasks from an older PST file into their new Outlook profile that uses an OST file.<\/p>\n

\"convert<\/p>\n

They often search for PST to OST Converter, thinking there\u2019s a direct tool or method to do so. But let\u2019s clear this up:<\/p>\n

You cannot directly convert PST to OST file.<\/p><\/blockquote>\n

However, you can import PST to OST by loading your PST data into an Outlook profile that already uses an OST file. This gives you the same result: your PST data gets synced and becomes part of your mailbox.<\/p>\n

\n

Important Note Before You Begin<\/strong><\/p>\n

Here\u2019s something important to know: an OST file cannot be opened directly in Outlook unless it\u2019s connected to the same Exchange or Microsoft 365 account it was created with. That\u2019s why, in many cases, users convert OST to PST<\/a> to make the data accessible again.<\/p>\n<\/div>\n

Still, if you’re looking to convert PST file to OST, there’s a way to do it, and we\u2019ve explained the process below.<\/p>\n

How to Convert PST to OST File Format?<\/h2>\n

In order to import PST to OST file, you can use the following steps.<\/p>\n

    \n
  1. Open Microsoft Outlook.<\/li>\n
  2. Click the File menu.<\/li>\n
  3. Select Open & Export > Import\/Export.\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\"Select<\/li>\n
  4. Choose \u201cImport from another program or file\u201d > Click Next.\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\"Choose<\/li>\n
  5. Select Outlook Data File (.pst) > Click Next.\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\"Select<\/li>\n
  6. Browse and select the PST file you want to import.\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\"import<\/li>\n
  7. Choose to import into the same folder as your email account.\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \"click<\/li>\n
  8. Click Finish to begin the process.<\/li>\n<\/ol>\n

    Done! Your PST data will now appear inside your Outlook profile that uses an OST file.<\/p>\n

    \n

    Need More Flexibility? Go for an Easy PST File Converter<\/h2>\n

    While Outlook allows you to import PST manually, it doesn\u2019t let you:<\/p>\n