Stellar Splitter for Outlook splits the large PST file into multiple smaller PST files based on different parameters. The software can split PST files as large as 50GB or more with complete integrity and precision. It offers a ‘Split by Date' option allowing users to split a PST file and create a new PST with emails sent or received within a pre-defined month or date range. It provides a ‘Split by Size' option to split the PST file into multiple files of sizes, such as 5 GB, 10 GB, 20 GB, 30 GB, or 50 GB. Further, it offers a ‘by Email ID' option to help users create new PST files containing all the emails having a specified email ID in fields, such as ‘To', ‘Cc', or ‘Bcc' present in Outlook emails. The software also provides a ‘Select & Split' option enabling users to split a PST file based on specific folders. The Stellar PST Splitter tool also allows the users to split multiple PST files by date and size simultaneously. Additionally, the tool offers the capability to create a batch file to split multiple PST files automatically according to two defined criteria that are ‘Split by date' and ‘Split by size.' It saves all the preferences to split all the files listed in a batch file. The tool empowers users to split large PST files across all Microsoft Outlook versions, including Outlook 2021, 2019, 2016, 2013, 2010, and older. This helpful feature ensures users can split their large PST files irrespective of their Outlook version.