Microsoft releases second emergency Home windows 11 replace to repair Outlook crashes

Microsoft issued one other out-of-band replace to repair a bug that triggered Outlook to crash for Home windows 11 customers. This second emergency patch addresses points seen with Outlook and information saved within the cloud following Microsoft’s January 2026 Home windows safety replace.

In response to Microsoft, this replace fixes a bug the place some apps that “open or save information saved in cloud-backed places” grew to become unresponsive or displayed error messages. Some customers additionally skilled Outlook crashing or not opening when PST information are saved in cloud-based choices like OneDrive.

That is the second time this yr that Microsoft needed to situation a last-minute repair for bugs associated to its January safety replace. Last week, some Home windows 11 units could not shut down or hibernate, whereas different units working Home windows 10 or 11 could not log in by way of distant connections. For extra context, Microsoft solely points out-of-band updates when there is a severe situation that may’t wait till its common replace cycle. Thankfully, the most recent out-of-band replace is cumulative, so that you solely must obtain and set up this one to repair the problems seen with the January replace.