If you open MS Outlook and see an error message, Outlook is using an old copy of your Outlook data file (.ost), then use ...

Discover if the AI-driven bull market will last through 2026, plus insights on selective investing and the expected AI ...

Over the past year, we’ve reported on countless problems with Microsoft’s Outlook apps, and they’re still coming. This time, it’s about difficulties opening the new Outlook app in Windows, something ...

Microsoft is working to resolve a known issue that prevents some users from opening Excel email attachments in the new Outlook client. According to a service alert (EX1189359) seen by BleepingComputer ...

Forbes contributors publish independent expert analyses and insights. Zak Doffman writes about security, surveillance and privacy. Sometimes staying safe is difficult. A tidal wave of AI-fueled ...

Schleswig-Holstein has moved from Microsoft Exchange and Outlook to Open-Xchange and Thunderbird for e-mail. Other EU entities have opted for open-source alternatives. This switch isn't just a ...

APT28, the state-sponsored threat group tied to Russian intelligence, is weaponizing Microsoft Outlook through a new backdoor researchers call "NotDoor." The backdoor malware was first identified by ...

The 2025 U.S. Open at Oakmont Country Club could be a struggle for the amateurs and top pros alike in the 156-golfer field. With the rough as thick as any event in recent memory and the greens rolling ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Microsoft has now confirmed that, with effect in “early July,” ...