Outlook Data Files (.pst), or Personal Storage Tables files, contain Outlook user messages and other Outlook items, such as contacts, appointments, tasks, notes, and journal entries.

Jun 13, 2025 · Outlook PST file is a data file, which stores all the messages and other information about your email account on your computer. Outlook creates a .pst file automatically whenever you add a …

Jan 7, 2023 · A PST file is an Outlook Personal Information Store file. Learn how to open a .PST file, extract emails, or convert PST email files to PDF.

Feb 20, 2025 · In this guide, we’ll walk you through the step-by-step process to open a PST file in Outlook, troubleshoot common issues, and even import PST files if you need to fully integrate them …

Jul 10, 2025 · What is a PST file in outlook? A PST file (Personal Storage Table) is where Outlook guards your emails, contacts, calendar events, and more right on your computer. Unlike OST files …

Aug 8, 2025 · What is PST file? A PST file is a Personal Storage Table used by Outlook to store email messages, contacts, calendar events, and other outlook data locally on your computer. …

Aug 22, 2025 · I heard that the default size for pst-files and ost-files is 50 GB but also that there must be a Registry value that allows to increase the maximum up to approximately 4PB (4096TB). How do I …

Apr 16, 2025 · Learn how to change Outlook OST and PST file size limits — increase them via the registry or reduce the file size to avoid "Outlook data file has reached its maximum size" errors.

Mar 23, 2018 · A PST file is a data storage file that contains personal information used by Microsoft Outlook and Exchange. It may also include e-mail folders, contacts, addresses, and other data.

A Personal Folders file (.pst) is an Outlook data file that stores your messages and other items on your computer. Because a .pst file is kept on your computer, it is not subject to mailbox size limits on the …