Are Vibe-Coding and AI-Slop the cause of Windows 11 issues (desktop background, mouse pointer, etc.)?

Posted on 2026-09-04 by guenni

Windows[German]The preview update KB5120998, released by Microsoft on August 27, 202 for Windows 11 24H2–25H2, is causing several issues. After installing the update, users have reported issues with the mouse pointer and the loss of the desktop background, among other issues. Microsoft has now acknowledged that the issues do not appear to affect non-English versions of Windows 11. Based on the information available to me, I wonder if we are now seeing the consequences of vibe coding and the use of AI at Microsoft.

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SonicWall SMA1000 Series: Critical Vulnerability Exploited (Sept. 2026)

Posted on 2026-09-02 by guenni

Sicherheit (Pexels, allgemeine Nutzung)[German]Since September 1, 2026, SonicWall, CERT Austria, and CERT Germany have been warning about two critical vulnerabilities (CVE-2026-83548, CVE-2026-83549) in the SMA1000 Series from SonicWall. Unpatched instances of the Secure Mobile Access (SMA) 1000 Series are currently under attack. However, security updates in the form of hotfixes are available for the affected SMA1000 Series appliances.

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Edge WebView2 Runtime (Build 152.0.4191.53): No mouse pointer in the Veeam B&R console or Care Center

Posted on 2026-09-02 by guenni

Edge[German]Microsoft provides the Edge WebView2 runtime for Windows, which is used by applications. A reader informed me that, since installing Build 152.0.4191.53, the mouse pointer is no longer displayed in the Veeam B&R console or in the "Care Center" used there. However, there is a workaround.

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EX1464935: M365 Outage Due to Forgotten Certificate Renewal (August 31, 2026)

Posted on 2026-08-31 by guenni

[English]A quick update and a question about whether anyone else is affected. A reader informed me that he has recently been receiving an increasing number of reports from customers about Microsoft 365 outages. Microsoft appears not to have renewed a certificate that has expired. At least, that's what the error messages suggest. Microsoft has confirmed at least one outage under EX1464935.

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Posted in Cloud, issue, Office, Security | Tagged , , , , | 4 Comments

Windows 11 24H2/25H2: Preview Update KB5120998 Causes Mouse Cursor Issues (August 27, 2026)

Posted on 2026-08-28 by guenni

Windows[German]On August 27, 202, Microsoft released preview update KB5120998 for Windows 11 24H2–25H2. Although many fixes and improvements were announced, there are now increasing reports that this preview update causes the mouse cursor to malfunction in Windows and removes the desktop background wallpaper. Affected users are left with only an outdated version of the mouse cursor. You should refrain from installing the preview update for now. But there appears to be a workaround.

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Why ISL Online: Critical factors when choosing a remote desktop solution

[Sponsored Post]In the rapidly evolving IT world, choosing the right remote desktop software is critical for organizations that value security, ease of use and reliability. One provider of secure remote access that has been on the market since 2001 is ISL Online, which presents some considerations for choosing such software below. More ...

Veeam ONE with Critical Vulnerability CVE-2026-65641 (CVSS 9.3)

Posted on 2026-08-27 by guenni

Sicherheit (Pexels, allgemeine Nutzung)[German]A brief update for users and administrators who rely on Veeam ONE. There is a critical vulnerability, CVE-2026-65641 (CVSS 9.3), in Veeam ONE that could potentially expose login credentials. Veeam ONE should therefore be updated immediately to versions 13.1.0.7233 or 13.0.2.7159.

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Outlook: Missing images after the August 2026 patch day caused by GPO redirection

Posted on 2026-08-20 by guenni

[German]Since the August 2026 updates were installed, several users have reported that something seems to have gone wrong with how images are displayed in Outlook Classic signatures. A red X now appears in place of the image. The collective wisdom of the blog's readership has confirmed that this bug is caused by GPO folder redirects.

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Posted in issue, Office, Software, Update | Tagged , | 5 Comments

Windows Defender Crashes During a Quick Scan (August 18, 2026)

Posted on 2026-08-19 by guenni

Windows[German]Brief question for the Windows users among my blog readers: Did any of you experience problems with Microsoft Defender on Windows 10 or Windows 11 on August 18, 2026? I've received two reports from readers stating that Microsoft Defender crashes during a quick scan on all versions of Windows. And I found several posts in the internet, claiming Defender issues.

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Posted in issue, Security, Windows | Tagged , , | 1 Comment

August 2026 Patch Day Recap (Office, Windows)

Posted on 2026-08-17 by guenni

Update[German]On August 11, 2026, Microsoft released a batch of security updates for various Microsoft products (Office, Windows, etc.). It appears that no major disasters occurred after the security updates were installed. However, I've received reports from readers here on the blog about issues (Outlook, Windows, etc.), which I've briefly summarize in a blog post.

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Posted in issue, Office, Software, Windows | Tagged , , | 1 Comment

Microsoft Edge version 151.x or later crashes in Windows 10

Posted on 2026-08-05 by guenni

Edge[German]I got reports from German blog readers about an issue with the Microsoft Edge browser starting with version 151.x. The browser crashes 5 seconds after start on Windows 10 systems, while it continues to run on other systems.

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