Summary: Know How to Export large Size Exchange Mailboxes to PST file format without any data-loss and Power-shell command. Use SysTools Exchange Export Software to Move / Export large mailbox to PST large than 2 GB format supported via Outlook 2016/13/10/07 and below version.


Moving big size file to PST file format to open in Outlook Application always remain the big challenge for Exchange user. As Different Outlook Application have different default file size to store information and whenever the user tries to access to store large mailboxes, the user starts facing issues with Outlook effectiveness and performance.

To improve this condition it is always stated that try to access smaller size PST file or export only important data from Exchange Mailboxes using different filter commands offered in Exchange Power-shell commands. But mostly Exchange user commands to move different emails, contacts and Calendar details using different Date-range filter commands of New-Mailbox-request. However, the challenge to Export large Size Exchange Mailboxes to PST file is what we are simplifying ahead.

User Queries Regarding Large Mailboxes Issues

Hey, Just wanted to know, try to create PST file from Exchange Mailboxes using New-MoveRequests commands, is the integrity of mailboxes folder effected or not and is it ok to move 75 GB of data via the export process.

Try to export data using the import/Export Wizard process via Exchange Management Console, create the shared folder to store resulted in PST File data, wait till the export process is completed but the process stopped unnecessary, I think mailbox size of Exchange database is large in size as it stores 50+ mailboxes of user information.

How Can I Move / Export large Exchange mailbox to PST format that can be opened in Outlook 2016 and all below version such as 2013, 2010 etc.

Only One Solution available to avoid all these kinds of issues Large size migration problem during Exchange Mailboxes to Outlook PST File format, the user can Go for SysTools Exchange Exporter, developed to store Live Exchange Mailboxes into PST format. Some of the Features of utility are discussed below:

Access Live Exchange Mailboxes: To Start Export process, you need to provide Administrator Credentials to Access Live Exchange Mailboxes. Tool Required Meta details such as Admin SMTP IP, Active Directory IP, Exchange IP and Version of Exchange.

Select Desired Exchange Mailboxes: Before selecting Mailboxes Details, the software offers option select Desired Mailboxes stored in Exchange Server. It also displays that, is there any permission applied on any mailboxes or not. If the number Exchange Mailboxes are large in number, the user can go for “Search” option equipped with the tool to find specific large size mailboxes within preview pane.

Select Categories to Save Time and Effort: While exporting large mailbox to PST format, one of the interesting and important features of the software that it allows the user to select different Meta-Category such as “Mails, Notes, Journal, Tasks, Calendar and Contacts” section. The user can select the desired section of large mailboxes to export in .pst file format.

Categories Filters: An “Apply Filter” radio box option also given with every mailboxes categories section to filter out information so that only the desired information can be a move to resulted in PST file format based on “Data-Range” format.

Folder Hierarchy Maintained: Since most Exchange user, concerned with whether the folder structure will be maintained or not after saving data into PST file format. To solve this hierarchy issue, Software offers option “Maintain Folder Hierarchy” user to allow and disallow to preserve folder structure.
Note: Outlook Application Should be Installed for Export Process.

Divide PST File: Another unique characteristic of Software that solves, “How they can export Large Exchange Mailbox”. For that “Split PST File” option includes size after that mailboxes data into other PST file format.

Save Progress Report: When the process to export data of Large Exchange mailboxes into PST format is completed, Software generates a complete progress with meta-details such as “Mailboxes
Name, File Size, Time Duration” and also the count of items exported.

Specification Needed to Export Large Exchange Mailbox

Try the Demo Version of Software to Export Exchange Database to PST File But, to run perfectly software within the system, some specification of the system should be fulfilled which are given below:

a) Outlook and Live Exchange Server Installed with System and Configured.
b) In Hardware Specification, 1 GB RAM Needed and 100 MB free space required.
c) Software Supports Latest Windows 10 OS and All Below Version perfectly.

Use Trail Version of Exchange Export Software

Freely download the Demo version of the SysTools Exchange Export Utility but the limitation of this trial version is that it only saves 25 items per folder into PST file format.

Full Version Software Supports all features with no limitation as “Demo Version”, For more difference, view below image:


At some time, the user always faces issues regarding moving the large mailboxes items of Exchange mailbox to PST format and also concerned regarding the integrity of the data and data-loss problem. To solve these issues, SysTools Exchange Export utility could be the best option, as it offers unique features that solve Data-Integrity and Data-loss while exporting Large Exchange Mailboxes to PST Format and help user for perfect conversion of Live Exchange Server mailboxes.