Fix PST Larger Than 2GB

Updated on December 30, 2022

If your Outlook PST file is too large, then you will not be able to access it. There might be chances that your PST file is corrupted. In this article, we will discuss how to repair oversized PST file over 2GB and some of the reasons behind the issue. Also, for the quick PST file repair we recommend you to make use of an Outlook PST Repair tool.

Microsoft Outlook is the official tool from Microsoft which offers services to all its users like email managing, maintaining tasks, calendar entries, journals, to do lists and more.
An Outlook user is allowed to have several email accounts synced with Outlook making individual and managing business emails without any hassle. Microsoft Outlook stores all its mails and other contents in a file called PST (Personal Storage Table) file. A .pst is a file created by Microsoft Outlook in order to store all the Outlook information on the computer.
If your Outlook PST file is larger than 2GB, you can use a hex editor to restore it. This allows you to easily edit data from an Outlook file. Hex editors are available on every Windows shareware website. It is advised that you use the iHex editor, which can only load 64kb of data at a time. This makes it an excellent choice for working with huge PST files.

Table of Contents:

1. How to fix Oversized PST file Over 2GB?

2. How to Avoid PST files from Growing too Large?

How to fix Oversized PST file Over 2GB?

Method 1: Compact the Outlook Data file

  • You can go to the Outlook PST.
  • After that go to the File tab and click on the info option and navigate to the Account and then go to the Account Settings.
  • Choose your Data file which you want to compress and click on the Compact Now option.

Method 2: Repair the Large PST File Over 2GB

  • First backup the OST or PST file.
  • Open the original file and use hex editor.
  • Then, you will want to remove extra characters in the middle of the file followed by saving this file.
  • Then run Outlook Inbox Repair tool i.e. Scanpst.exe.
  • If the file has been completely repaired using Scanpst.exe. In case, you are unable to open this file, attempt to remove some other characters from the Outlook file.

The Scanpst.exe can repair only minor corruptions on the PST file. If the PST file is severely corrupted then opt for Outlook PST Repair tool by Remo.
This Outlook repair tool is built with a powerful repair algorithm which can repair the PST file that is larger than 2 GB. It can repair corrupted, damaged PST, additionally it can recover deleted emails along with the attachments.

Method 3: Repair PST Larger Than 2GB Size Using Remo Repair Outlook PST

Outlook PST Repair tool is a highly recommended tool to fix PST files larger than 2GB size errors and also to address various kinds of issues in all PST, OST files. It is compatible with all the versions of Microsoft Outlook and across all versions of Windows OS.

Steps To Fix PST File Exceeding 2 GB Size Issues Using Remo Repair Outlook PST

Step 1: Launch the tool, select from the three options Open PST file, Find PST file, Select PST file Manually. Browse the PST file that is larger than 2 GB.

repair outlook pst cannot be found

Step 2: In the next screen you can choose between two scan options, Normal and Smart scan.

Normal Scan: Normal scan comes in handy when the level of PST corruption is low as it ensures quick PST repair.

Smart Scan: Smart Scan can help you recover emails, contacts, notes and other Outlook data items from a severely damaged PST file. You can also choose this option if a normal scan fails to repair the PST file.

scan the corrupted pst file

Step 3: Click on Repair to start the PST repair process. After completion of the PST repair process, you can Preview the repaired PST file in the Outlook styled browser.

Step 4: If you are satisfied with the PST repair process, activate the tool and Save the repaired PST file.

How to Avoid PST files from Growing too Large?

  • Make sure you remove the duplicate emails.
  • Oversize PST file issue will occur when you have incorrectly configured Rules, Send/Receive interval, etc.
  • You can manually compress your PST file by navigating to the Account Settings and selecting the Compact the PST file option.
  • You can also split the large PST file by using the Archive feature available in the Outlook.