February 24, 2026
How to Recreate New OST File in Outlook Without Losing Data
An OST (Offline Storage Table) file allows Microsoft Outlook users to access mailbox data offline and sync changes automatically when the connection is restored. However, OST files can sometimes become corrupted, orphaned, or inaccessible due to sync issues, profile corruption, or server changes. Recreating a new OST file is often the safest way to fix Outlook issues – but doing it incorrectly can lead to data loss. This guide explains how to recreate a new OST file safely without losing emails, contacts, or calendar data. Understanding the Error: This part of the guide will shed light on possible factors that
