windows server
Microsoft confirms Windows Server Update Services (WSUS) sync is broken
Microsoft has confirmed a widespread issue in Windows Server Update Services (WSUS) that prevents organizations from syncing with Microsoft Update and deploying the latest Windows updates. Windows Server Update Services (WSUS) is a Microsoft product that allows businesses to manage and distribute Windows updates to computers within their network. By default, WSUS synchronizes with Microsoft […]
Microsoft: June Windows Server security updates cause DHCP issues
Microsoft acknowledged a new issue caused by the June 2025 security updates, causing the DHCP service to freeze on some Windows Server systems. On Windows Server systems, the Dynamic Host Configuration Protocol (DHCP) Server service automates assigning IP addresses and other network configurations, reducing network administration and ensuring reliable IP address configuration in Windows networks. […]
Microsoft fixes unreachable Windows Server domain controllers
Microsoft has resolved a known issue that caused some Windows Server 2025 domain controllers to become unreachable after a restart and triggered app or service failures. As Redmond explained when it acknowledged the bug in April, servers loading the standard firewall profile instead of the domain firewall one after rebooting will have issues managing network traffic correctly. […]
Microsoft fixes Windows Server auth issues caused by April updates
Microsoft has fixed a known issue causing authentication problems on Windows Server domain controllers after installing the April 2025 security updates. Platforms affected by these problems include Windows Server 2016, Windows Server 2019, Windows Server 2022, and the latest version, Windows Server 2025. However, as Microsoft further explained when it acknowledged this known issue in early […]
Windows Server emergency update fixes Hyper-V VM freezes, restart issues
Microsoft has released an emergency update to address a known issue causing some Hyper-V virtual machines with Windows Server 2022 to freeze or restart unexpectedly. These problems mainly impact Azure confidential VMs, which are designed to protect data while being processed, not just when it’s transmitted or stored. Redmond has addressed this issue with the […]
Microsoft: April updates cause Windows Server auth issues
Microsoft says the April 2025 security updates are causing authentication issues on some Windows Server 2025 domain controllers. The list of impacted platforms includes Windows Server 2016, Windows Server 2019, Windows Server 2022, and the latest version, Windows Server 2025. However, as the company further explained, home users are unlikely to be affected by this […]
Microsoft: Windows Server hotpatching to require subscription
Microsoft has announced that it will soon introduce paid subscriptions for Windows Server 2025 hotpatching, a service that enables admins to install security updates without restarting. The company urged admins to try hotpatching free of charge before it becomes generally available in July, when they’ll have to pay for a subscription to test it. However, […]
Microsoft fixes bug causing incorrect 0x80070643 WinRE errors
Microsoft says it resolved a known issue causing erroneous 0x80070643 installation failure errors when deploying the April 2025 Windows Recovery Environment (WinRE) updates. When it acknowledged the bug two weeks ago, Redmond told those affected that these errors can be ignored since they’re inaccurate and don’t impact their Windows device’s functionality. The known issue impacts the KB5057588 WinRE update […]
Microsoft fixes Windows Server 2025 blue screen, install issues
Microsoft has fixed several known issues that caused Blue Screen of Death (BSOD) and installation issues on Windows Server 2025 systems with a high core count. As Redmond said when it acknowledged this known issue in October, impacted devices may experience a wide range of symptoms, including Windows Server 2025 installation or upgrading processes failing or hanging, […]
New Windows Server emergency updates fix container launch issue
Microsoft has released emergency Windows Server updates to address a known issue preventing Windows containers from launching. The issue affects only containers running under Hyper-V isolation mode, which allows multiple containers to run simultaneously on a single Windows host inside separate virtual machines. “This update fixes an issue caused by 2025.04 B container images released […]