How to Merge Two PST Files in Outlook Into One Archive

You may have multiple Outlook Data Files (PSTs) from old accounts or archives that you want to combine. Managing separate files for similar data is inefficient and makes searching difficult. This article explains how to merge two PST files into a single, organized archive using Outlook’s built-in import and export tools. Key Takeaways: Merging PST … Read more

Outlook Sync Issues After Migrating to Microsoft 365: How to Fix

Your email, calendar, and contacts may stop updating in Outlook after moving to Microsoft 365. This is typically caused by an outdated mail profile or incorrect account settings. This article explains how to rebuild your Outlook profile and verify your connection to resolve these sync problems. Key Takeaways: Fixing Outlook Sync After Migration Control Panel … Read more

Outlook Using Too Much Disk Space: How to Find and Reduce Data File Size

Outlook data files can grow large over time, consuming significant disk space and potentially slowing down the application. This is typically caused by years of accumulated emails, attachments, and calendar items stored in a local PST or OST file. This article will show you how to locate these large files and provide clear methods to … Read more

Outlook Hanging When Downloading Headers: Fix for Slow IMAP Accounts

Outlook can freeze or become unresponsive when downloading message headers from an IMAP account. This typically happens when the server connection is slow or the mailbox contains a very large number of items. The issue prevents you from reading new emails or using Outlook normally. This article explains the root cause of the hang and … Read more

Outlook Search Only Shows Recent Emails: How to Expand to All Mail

You type a search term in Outlook, but only emails from the last few weeks or months appear. Older messages you know exist are missing from the results. This happens because Outlook’s search index can become incomplete or corrupted, limiting what it can find. This article explains why this occurs and provides steps to rebuild … Read more

Outlook Meeting Invite Not Going to Calendar: How to Fix Auto-Accept

You receive a meeting invitation in Outlook, but it does not appear on your calendar. The invite stays in your inbox instead of being processed automatically. This happens when Outlook’s automatic processing rules are not working correctly. This article explains how to fix the auto-accept feature so meetings go directly to your calendar. Key Takeaways: … Read more

Outlook Calendar Not Syncing Between Devices: How to Force a Refresh

Your Outlook calendar appointments may not appear on your phone or other computers. This happens when the sync process between your device and the Microsoft servers is delayed or stuck. You can manually force a refresh to resolve most sync problems. This article explains why calendar sync fails and provides steps to force an update. … Read more

New Outlook Does Not Support PST Files: Workarounds and Alternatives

The new Outlook for Windows app does not open or import PST files. This is a known limitation of the web-based architecture. You cannot directly access local PST data files within the new app interface. This article explains why PST support was removed and the technical background. You will learn several methods to access your … Read more