The problem happens for users who encrypt the email using the settings under the email File dialog (File > Encrypt), ...
Microsoft has confirmed a known issue that prevents recipients from opening encrypted emails in classic Outlook.
Microsoft is looking into a newly identified issue in classic Outlook that prevents users from opening certain encrypted ...
Threat actors are abusing misconfigured MX records and weak DMARC/SPF policies to make phishing emails look internal, ...
While sending an email through the Outlook desktop app, if you see an error message saying Microsoft Outlook cannot sign or encrypt this message because there are no ...
Microsoft has hustled out an out-of-band update to address a Message Queuing issue introduced by the December 2025 update.
XDA Developers on MSN
Microsoft closes up its Office X account as it moves its branding to Microsoft 365 Copilot
Office is being folded into Microsoft 365 Copilot — the Office name looks to be retired. The longtime Office X account is ...
Microsoft has released a preview of a Microsoft Intune "Organizational Messages" capability for IT pros, which lets them send notices to Windows 11 users, per a Thursday announcement. The ...
Microsoft is planning to add the highly popular Message Recall feature among Outlook for Windows users to the Exchange Online hosted cloud email service for businesses. After its rollout to all Office ...
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