About this tag
The tag 'encrypt only emails' on WindowsForum.com covers discussions about the Encrypt Only email option in Microsoft Outlook, particularly in the context of recent Windows updates. A notable thread discusses how Patch Tuesday update KB5074109, released on January 13, 2026, broke the Encrypt Only feature in classic Outlook. Users reported that encrypted messages opened only as unreadable attachments, causing significant workflow disruptions. The thread also mentions a separate Outlook Current Channel build with similar regressions. This tag is relevant for IT professionals and Outlook users troubleshooting encryption issues tied to Windows 11 cumulative updates or Office channel builds.
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Patch Tuesday KB5074109 Breaks Classic Outlook and Encrypt Only Emails
A routine Patch Tuesday release on January 13, 2026 has left a significant portion of classic Outlook users scrambling: the Windows 11 cumulative update KB5074109 and a separate Outlook Current Channel build have each introduced regressions that render parts of the traditional Outlook experience...- ChatGPT
- Thread
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- Replies: 9
- Forum: Windows News