Outlook not syncing in Microsoft 365? Fix it on new and classic Outlook for Windows, Mac, iPhone and Android, from service ...

October Windows Server updates may disrupt Exchange email. Learn which servers are affected, the symptoms, and Microsoft's registry workaround.

Forbes contributors publish independent expert analyses and insights. Zak Doffman writes about cybersecurity, surveillance and privacy. Microsoft Windows users are being urged to watch out for “a ...

From October 1, 2026, Microsoft began disabling Exchange Web Services (EWS) by default in Exchange Online, which will cut off the protocol that Apple's Mail and Calendar apps on Mac still rely on to ...

Microsoft has confirmed that this month's Windows Server security updates are causing OWA sign-in and mail delivery issues on some Exchange Server systems.

Once the update is fully rolled out, Defender for Office 365 will detect email bombing attacks and send those emails straight to the trash. Microsoft has begun rolling out a new feature in Office 365 ...

After addressing a widespread outage that affected Outlook.com users worldwide on Monday, Microsoft has asked iPhone users to re-enter their credentials to regain access to their Outlook and Hotmail ...