Microsoft confirms Bitlocker boot problems after Windows 10/11 May 2025 update

Posted on 2025-05-17 by guenni

Windows[German]Update KB5058379 for Windows 10 22H2 from May 13, 2025 causes the operating system to request the Bitlocker recovery key on boot and hang on some systems. Windows 11 also appears to be affected. Microsoft has now confirmed the bug for Windows 10 and the KB5058379 update.

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Out-of-band updates for Windows 11 24H2 LTSC and Windows Server 2008/R2 (May 2025)

Posted on 2025-05-17 by guenni

Windows[German]A small addendum for administrators of Windows Server 2008/R2. There were out-of-band updates for these operating system versions on May 13, 2025 to close security gaps. And for Windows 11 24H2 Enterprise LTSC, Microsoft has probably also released a special update to close vulneratiblities.

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Microsoft's unloved ReFS files system – CPU/RAM utilization bug in Windows Server 2025 unfixed

Posted on 2025-05-17 by guenni

Windows[German]The ReFS file system introduced by Microsoft in Windows a long time ago seems to be a "stepchild" of the developers. Bugs are never fixed – even with Windows Server 2025, the May 2025 patchday has not changed the problem that ReFS-formed disks lead to high CPU/RAM utilization, making the server unusable.

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Windows 10/11: May 2025 updates triggers Bitlocker Recovery and BSODs

Posted on 2025-05-16 by guenni

Windows[German]Update KB5058379 for Windows 10 22H2 (and also the Windows 11 pendants) from May 13, 2025 has caused issues for some users and administrators. Windows was locked on affected machines because the system requested the Bitlocker recovery key when booting. There are also reports of blue screens caused by the update.

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Exchange Online: Can't change Tenant setting (since mid-May 2025)

Posted on 2025-05-16 by guenni

Exchange Logo[German]I'm posting an observation here in the blog that a reader pointed out to me – a second reader also seems to be affected. Administrators of Exchange Online tenants have noticed since around May 14, 2025 that they can no longer make changes to the mailboxes. Adjusting permissions is therefore impossible.

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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 ...

Microsoft confirms and fixes the Outlook login error [4usqa], CAA2000B and 49dvs

Posted on 2025-05-16 by guenni

[German]Microsoft is not having a good run with its Outlook Classic for Windows and Mac at the moment. The company has just had to confirm logon errors that are being reported with the error code [4usqa] (or CAA2000B and 49dvs).

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Proofpoint acquires German e-mail security provider Hornetsecurity

Posted on 2025-05-16 by guenni

[German]On May 15, 2025, the security company Proofpoint announced its intention to acquire the German provider Hornetsecurity GmbH. The company is active in the field of email security and SPAM protection for domains.

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Issues with Visual C++ Redistributable and ODBC

Posted on 2025-05-16 by guenni

Stop - Pixabay[German]Brief information for administrators and IT supporters. There have "recently" been an update of Microsoft Visual C++ Redistributable, which interferes with the ODBC driver. This affects several software, like German DATEV applications and the SFirm financial software of the savings banks. Several blog readers have informed me independently of each other and I have put the information together in one post.

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Belgian court: The TCF framework is not GDPR-compliant

Posted on 2025-05-15 by guenni

Paragraph[German]A Belgian court has now ruled on a complaint by data protectionists regarding the TCF framework. The judges consider the TCF framework to be non-compliant with the GDPR. This poses a problem for the online advertising industry around Microsoft, Google and Co. because they use cookie consent via the TCF framework.

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Patchday: Microsoft Office Updates (May 13, 2025)

Posted on 2025-05-15 by guenni

Update[German]On May 13, 2025 (second Tuesday of the month, Microsoft Patchday), Microsoft released several security-related updates for Microsoft Office 2016, as well as the C2R variants (Office 2016-2021 and 365) and other products. Below you will find an overview of the available updates.

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