A widespread issue has emerged in classic Microsoft® Outlook following the Windows 11 patch update KB5074109 on 13 Jan, 2026. POP account users have reported that Outlook is unable to exit cleanly.

What is a PST File? The PST File of Microsoft Outlook is a useful application that allows the storage of Outlook emails for both received and sent emails in the hard drive of the computer.

The latest KB5074109 update for Windows 11 causes the classic Outlook app to crash and lose emails, and there’s a risk of data loss if PST or OST files are stored on cloud-backed storage! You can read ...

PROMOTION Stellar Repair for Outlook is an innovative and advanced software, intended to repair damaged or corrupted PST files. This software can restore all the mail items, including emails, ...

Microsoft Outlook is a personal information manager for emails, calendars, and contacts. Outlook emails may contain crucial information, such as meeting schedules and contacts, so it is wise to back ...

Personal Storage Table or PST is a popular and most commonly used mailbox data file format for storing, backing up, and migrating mail items to and from Microsoft Outlook. However, Outlook data file ...

When I did a fresh install of XP, I installed Outlook, and then imported a .pst file from my old computer. I had copied the file, labled backup.pst, into my "my documents" folder, and then imported ...

If you are someone who has encountered the frustrating experience of lost mailbox data due to PST file corruption, you know how inconvenient and frustrating this can be. It can disrupt your workflow ...