The Inbox Repair tool checks the Outlook data files on your computer to see if they're in good shape. SecureRecovery® helps restore damaged and corrupted files that can't be accessed or opened by their native apps, often outperforming manufacturer-provided repair utilities. Download our free demo version today to check the recoverability of your mailbox. Whether you have a corrupted mailbox, or constant Outlook crashes, our demo version can give you a glimpse FixTechGuide fix for stuck folders into what SecureRecovery® can recover.

Recover Your Outlook Mailbox Online

Given Outlook’s key role in managing personal and professional communications, maintaining continued access to your mailbox is essential. Simply I wrongly backed-up my old e-mail history in a .ost file instead of a .pst file, and I needed to check some of the e-mails contained in that file. Your program worked fantastic, and I successfully converted the .ost into .pst having back my old e-mails. Had my agenda only in the ost, so not synched to the webmail.After making a new profile my agenda items were gone.

How to repair Outlook PST files online

• Having trouble connecting to your email from Outlook on your desktop?
• If you can open the original Outlook Data File, you might be able to recover additional items.
• I wanted to send a large pdf file (20Mb).While sending I disrupted this process (turned off pc?).
• There may be items in the backup file that you might be able to recover that the Inbox Repair tool couldn't.
• SecureRecovery® for Outlook is a cutting-edge utility that repairs and restores data from corrupted Outlook mailbox files (.pst and .ost).
• The PST Online Repair Service does not require Microsoft Outlook to be installed and does not need to have any third-party software installed on your device.
• In order to restore corrupted Outlook files, it’s important to first be sure that your Outlook mailbox is indeed corrupted.
• SecureRecovery® is the leading file recovery software for Outlook mailboxes.

Having trouble connecting to your email from Outlook on your desktop? Follow these steps to let Outlook diagnose and fix errors in your Outlook mail profile that might be causing the issue. Recovery Toolbox for Outlook can repair Outlook files of all versions.

Best Microsoft Office 365 Migration Tools in 2025

SecureRecovery® is the leading file recovery software for Outlook mailboxes. I need to convert a large .ost file to a .pst file to set up a new laptop. If you don't have a Windows computer with the desktop version of Outlook installed, then you can repair a corrupt PST file by using a special online service here. If you can open the original Outlook Data File, you might be able to recover additional items. The Inbox Repair tool creates a backup file with the same name as the original, but with a .bak extension, and saves it in the same folder. There may be items in the backup file that you might be able to recover that the Inbox Repair tool couldn't.

how to run inbox repair tool for microsoft 365

I wanted to send a large pdf file (20Mb).While sending I disrupted this process (turned off pc?). As a result my pst-file was corrupted and my outlook could no longer be started/opened.This tool fixed PST-file. You can create a new Outlook Data File and drag the items in the Lost and Found folder modern authentication troubleshooting into the new data file. After you've moved all the items, you can remove the Recovered Personal Folders (.pst) file, including the Lost and Found folder. To create a new Outlook Data File, go to Create an Outlook Data File. You can use the Inbox Repair tool (SCANPST.EXE) to diagnose and repair errors in your Outlook data file.

How to repair Outlook PST files

When using this solution to recreate or rebuild an Outlook profile for an Office 365 or Exchange account, please make sure that Outlook and its related programs are repair PST file without data loss closed. If using this method, you won’t be able to repair your Outlook profile for Office 365 or Exchange account; jump to the next section and recreate or rebuild your Outlook profile. We hope you now clearly understand the reasons why users need to repair Outlook profiles for Office 365 accounts. Before adding the recovered PST file to Outlook, you must delete the corrupt PST file from Outlook settings or your Windows Mail profile. Windows Explorer showed a size og 76gb, the recovered files is 50GB. I will still have to verifiy if everything has been recovered.

Rebuild or Recreate Outlook Profile for Office 365 or Exchange Accounts

Recovery Toolbox for Outlook can also fix 2GB error PST files. Later, you can divide a resulting file into several PST files, each being of a predetermined size. The steps to access the repair tool vary depending on your operating system. SecureRecovery® is unable to recover files that have been pre-processed by Microsoft’s ScanST.EXE/ScanOST.EXE utilities, due to the structural changes these tools make to them. The Recovery Toolbox for Outlook solves problems with corrupted Outlook storage files. This software is also laced with advanced features, like filter option, scheduler option, etc.