windows 11
Microsoft tests Windows Explorer speed, performance improvements
Microsoft is rolling out multiple File Explorer changes to Windows 11 users in the Insider program, including improvements to launch speed and performance. While Microsoft didn’t share how the speed and performance improvements are being implemented, it was testing a new feature in November that preloaded File Explorer in the background to improve launch times and performance. […]
Recently leaked Windows zero-days now exploited in attacks
Threat actors are exploiting three recently disclosed Windows security vulnerabilities in attacks aimed at gaining SYSTEM or elevated administrator permissions. Since the start of the month, a security researcher known as “Chaotic Eclipse” or “Nightmare-Eclipse” has published proof-of-concept exploit code for all three security issues in protest to how Microsoft’s Security Response Center (MSRC) handled […]
New Microsoft Defender “RedSun” zero-day PoC grants SYSTEM privileges
A researcher known as “Chaotic Eclipse” has published a proof-of-concept exploit for a second Microsoft Defender zero-day, dubbed “RedSun,” in the past two weeks, protesting how the company works with cybersecurity researchers. This exploit is for a local privilege escalation (LPE) flaw that grants SYSTEM privileges in Windows 10, Windows 11, and Windows Server on […]
Microsoft: April updates trigger BitLocker key prompts on some servers
Microsoft confirmed on Tuesday that some Windows Server 2025 devices will boot into BitLocker recovery after installing the April 2026 KB5082063 Windows security update. BitLocker is a Windows security feature that encrypts storage drives to prevent data theft. Windows computers typically enter BitLocker recovery mode after hardware changes or events such as TPM (Trusted Platform […]
Microsoft adds Windows protections for malicious Remote Desktop files
Microsoft has introduced new Windows protections to defend against phishing attacks that abuse Remote Desktop connection (.rdp) files, adding warnings and disabling risky shared resources by default. RDP files are commonly used in enterprise environments to connect to remote systems because admins can preconfigure them to automatically redirect local resources to the remote host. Threat […]
Windows 11 cumulative updates KB5083769 & KB5082052 released
Microsoft has released Windows 11 KB5083769 and KB5082052 cumulative updates for versions 25H2/24H2 and 23H2 to fix security vulnerabilities, bugs, and add new features. Today’s updates are mandatory as they contain the April 2026 Patch Tuesday security patches for vulnerabilities discovered in previous months. You can install today’s update by going to Start > Settings > Windows Update and clicking on ‘Check for Updates.’ You can also manually download and install […]
Microsoft rolls out fix for broken Windows Start Menu search
Microsoft has pushed a server-side fix for a known issue that broke the Windows Start Menu search feature on some Windows 11 23H2 devices. In a Windows release health update (WI1273488) seen by GeekFeed, Microsoft said these problems have affected only a small number of users since April 6 and are caused by a server-side […]
Microsoft now force upgrades unmanaged Windows 11 24H2 PCs
Starting this week, Microsoft has begun force-upgrading unmanaged devices running Windows 11 24H2 Home and Pro editions to Windows 11 25H2. According to the company’s Lifecycle Policy site, Windows 11 24H2 will reach end of support in roughly six months, on October 13, 2026. Also known as the Windows 11 2025 Update, Windows 11 25H2 began rolling […]
New Windows 11 emergency update fixes preview update install issues
Microsoft released an out-of-band update to fix the March 2026 non-security preview update, which was pulled over the weekend due to installation issues. The optional cumulative update (KB5079391) was released on Thursday for Windows 11 24H2 and 25H2 systems, with 29 changes, including Smart App Control and Display improvements. However, right after it started rolling out, users […]
Microsoft pulls KB5079391 Windows update over install issues
Microsoft has pulled a buggy Windows 11 non-security preview update to investigate a known issue that triggers 0x80073712 errors during installation. KB5079391, the problematic optional cumulative update, started rolling out on Thursday to Windows 11 24H2 and 25H2 systems with 29 changes, including Smart App Control and Display improvements. This preview update also improved Windows Hello Fingerprint […]