Several thousand Microsoft Outlook users ran into issues with the email platform Wednesday night and Thursday morning.

Patch Tuesday fixes 137 vulnerabilities, including critical flaws in SQL Server, Netlogon, Office, and the .NET Framework.

Outlook has over 400 million active users around the world. This issue seems to be affecting both personal and work Outlook accounts, as well as Hotmail accounts. Hotmail is also owned by Microsoft.

In a recent support article, Microsoft acknowledged that Outlook may crash when you start a new email or when you reply to or forward an existing email. Well, fret no more because a fix is afoot.

Updated on June 26, 2025: Per BleepingComputer, Microsoft has apparently fixed the bug mentioned below that causes the classic Outlook app to crash when opening emails or writing new messages. You ...

Microsoft has fixed a bug that caused Outlook (classic) to crash when opening emails or starting a new message. The solution to the problem is available in several ways, although users of older ...

Microsoft has fixed a known issue that will cause the classic Outlook email client to crash when opening emails or starting a ...

Classic Outlook users are facing a frustrating app crash when opening or creating emails. This glitch is likely due to the latest June 2025 Office updates and has been disrupting workflows for most.