windows
Microsoft fixes Remote Desktop freezes caused by Windows updates
Microsoft has resolved a known issue causing Remote Desktop sessions to freeze on Windows Server 2025 and Windows 11 24H2 devices. While the issue affecting Windows 11 systems was addressed on February 25 with the KB5052093 optional update, Microsoft says it has also fixed it on impacted Windows Server devices with the KB5055523 Patch Tuesday cumulative update on April […]
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, […]
Widespread Microsoft Entra lockouts tied to new security feature rollout
Windows administrators from numerous organizations report widespread account lockouts triggered by false positives in the rollout of a new Microsoft Entra ID’s “leaked credentials” detection app called MACE. These alerts and lockouts began last night, with some admins believing they were false positives as the accounts have unique passwords that are not used on any […]
Windows NTLM hash leak flaw exploited in phishing attacks on governments
A Windows vulnerability that exposes NTLM hashes using .library-ms files is now actively exploited by hackers in phishing campaigns targeting government entities and private companies. The flaw tracked as CVE-2025-24054 was fixed in Microsoft’s March 2025 Patch Tuesday. Initially, it was not marked as actively exploited and was assessed as ‘less likely’ to be. However, Check Point researchers […]
Microsoft warns of blue screen crashes caused by April updates
Microsoft warned customers this week that their systems might crash with a blue screen error caused by a secure kernel fatal error after installing Windows updates released since March. According to advisory updates for the KB5055523 April cumulative update and the KB5053656 March preview update, this known issue affects devices running Windows 11, version 24H2. Those affected will […]
Microsoft: Some devices offered Windows 11 upgrades despite Intune blocks
Microsoft is working to fix an ongoing issue causing some users’ Windows devices to be offered Windows 11 upgrades despite Intune policies preventing them. This known issue has impacted Windows desktop devices since Saturday, April 12, and is caused by what the company describes as a “latent code issue.” Redmond added earlier today in an […]
Microsoft warns of CPU spikes when typing in classic Outlook
Microsoft warned Windows users of increased CPU usage when typing while using recent versions of the classic Outlook email client. The company acknowledged this issue following a wave of user reports on social media and various online platforms since early November, including Microsoft’s community website. Those affected reported that disabling all spell-check options and add-ins did […]
Microsoft: New Windows updates fix Active Directory policy issues
Microsoft has released out-of-band (OOB) Windows updates to address a known issue affecting local audit logon policies in Active Directory Group Policy. As the company explained, these local policy issues might only manifest as a reporting inconsistency since it’s possible that logon and logoff events are correctly being audited on some of the affected devices. […]
Microsoft: Windows Server 2025 restarts break connectivity on some DCs
Microsoft warned IT admins that some Windows Server 2025 domain controllers (DCs) might become inaccessible after a restart, causing apps and services to fail or remain unreachable. As the company explained, this is caused by the servers loading the standard firewall profile instead of the domain firewall ones after rebooting. “Windows Server 2025 domain controllers (such […]
Microsoft Defender will isolate undiscovered endpoints to block attacks
Microsoft is testing a new Defender for Endpoint capability that will block traffic to and from undiscovered endpoints to thwart attackers’ lateral network movement attempts. As the company revealed earlier this week, this is achieved by containing the IP addresses of devices that have yet to be discovered or onboarded to Defender for Endpoint. Redmond says […]