It's simple and easy to convert PST into MBOX. I recommend using eSoftTools Outlook PST MBOX File Converter (https://www.esofttools.com/pst-to-mbox-converter.html) software. This software can easily be used and all Outlook PST files can be converted to MBOX files. Split options are also provided to all users to divide the huge files into small multiple files based on the size. It can offer a free demo to all users to convert initial 25 items from each pst file to mbox. 
Read more:- Convert PST to MBOX For Free



 

I attempted to open a PST file in Thunderbird but was unable to do so. One of my friends, on the other hand, suggested that I use the eSoftTools PST to MBOX Converter (https://www.esofttools.com/pst-to-mbox-converter.html) Software. He claims that using this software, you can easily convert an Outlook PST file to an MBOX file, and that it supports Outlook 2019, 2016, 2013, 2010, 2007, and previous versions.
Get more information:- Open PST File in Thunderbird (https://www.esofttools.com/blog/how-to-convert-pst-files-to-mbox-format/) 

For splitting Outlook PST file into multiple PST files users can use a recommended solution MailsDaddy PST Split Tool. This is the best tool for dividing the large PST file into multiple small Outlook PST files. With this utility, users can also segment the heavy PST file by Size, Folder, Emails, and Date. The software supports the PST file of all Outlook versions. This software works on Unicode and ANSI PST files. You can use the free demo version of this software and always find the best result as your wish.

To examine it before, visit here:- PST Split Tool (https://www.mailsdaddy.com/pst-split-tool/)

To export your Outlook emails, contacts & other data to Gmail there are two methods you can use. One is long can complicated manual method and other is an easy and fast method using third-party software.

In the manual method first, you need to export your Outlook mailboxes and folders to a PST file using Import/Export option in MS Outlook application and then use a tool called GSSMO from Google to import data from PST file in your Gmail Account.

In the second method, you can use vMail OST File Converter Tool to directly export your Outlook data from OST file to Gmail.

More Details- https://www.vsoftware.org/blog/import-outlook-ost-to-gmail.html

The problem associated with oversized files is basically its slow performance. In order to solve these problems there are many tool available on market but i want to recommend you this brilliant outlook pst splitter software which can easily split large PST file Outlook 2019, 2016, 2013, 2010, 2007 & 2003 including emails, calendars, contacts, etc. It works efficiently and is capable of splitting large Outlook PST files into smaller one without any file size limitation.

It comes with a user-friendly interface and allows the users to effectively and efficiently split all the items from the Outlook data files.

Visit here:- https://www.filesrecoverytools.com/split-pst-file.html

Split PST file software helps you to divides large PST file into the multiple small PST files. It maintains the Meta data properties. The software works with the full of accuracy and efficiency. The software has wonderful features and functionality  =>
1.Splits the large PST files into the small files
2.Have option to Split PST file by Date, Size, Mail id, Folder etc.
3.It maintains the Meta data properties
4.Simple, Easy to use software interface
5.Support MS Outlook 2016, 2013, 2010, 2007 & 2003
6.Compatible with Windows 10, 8.1, 8, 7
7.Use Free trial version

download this tool from here:- http://www.recoverfilesdata.com/split-pst-file-tool.html

 

Advik PST to Gmail Import is quite comprehensive application which allows you to import your Microsoft Outlook Emails to Gmail without any file size limitation. This software can be workable on all version of Windows such as Windows 10, 8.1, 8, 7, XP etc. Import PST to Gmail without losing any of your email attachment files. The best part of this software is that it will maintain the folder structure as well as the meta data such as CC, BCC, Attachments, Sender and Reciever Details etc.
Key Feature
Maintains folder hierarchy
Bulk Transfer
Support Multiple Languages
Retains Meta Data Properties
Free Fully Functional tool
Read More : https://gallery.technet.microsoft.com/office/outlook-emails-to-gmail-ddeb2902

How can i divide large PST tool of MS Outlook into simple or small pst file format.?

Hi, I want to solution for change NSF file to PST file format in simple method. Because i move to our whole database NSF to PST database,therefore anybody please guide me a free and costless tool to solve these problem.
Thank you.