[German]I'm posting a note here on the blog about patch day issues related to Windows 11 24H2/25H2. There are indications that the KB5066835 update from October 14, 2025 causes localhost to become unresponsive. Some users uninstalled the update to get the issue fixed. But there are two other workarounds.
[German]On October 14, 2025 (the second Tuesday of the month, Microsoft Patch Day), Microsoft released several security updates for Microsoft Office 2016, as well as the C2R variants (Office 2016-2021 and 365) and other products. This month, serious vulnerabilities in Office were closed. Below is an overview of the available updates.
[German]Brief information for owners and administrators of Windows 10 21H2 Enterprise LTSC (and, of course, the IoT version). Administrators of these machines are (incorrectly) being shown information that support for this version is now ending. In my opinion, this is not correct, as LTSC versions receive 5 or 10 years of support.
[German]On October 14, 2025 (the second Tuesday of the month, Microsoft's patch day), various cumulative updates were released for the supported versions of Windows Server. Below, I have listed the updates provided, along with some details for these Windows Server versions (from Windows Server 2012 to 2025).
[English]On October 14, 2025 (the second Tuesday of the month, Microsoft's patch day), Microsoft released cumulative updates for the still-supported client operating system versions of Windows 10 and Windows 11. Here are some details about these updates, which are designed to fix vulnerabilities and issues.
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[German]Microsoft hat am 14. Oktober 2025 Sicherheitsupdates für Windows-Clients und -Server, für Office – sowie für weitere Produkte – veröffentlicht. Die Sicherheitsupdates beseitigen 167 Schwachstellen (CVEs), sieben kritisch, drei davon wurden als 0-day klassifiziert und zwei werden ausgenutzt. Nachfolgend findet sich ein kompakter Überblick über diese Updates, die zum Patchday freigegeben wurden.
[German]Microsoft released the "October 2025" security update for Exchange Server on October 14, 2025. The security update applies to Exchange Server 2016, Exchange Server 2019, and, for the first time, Exchange Server Subscription Edition (SE). Exchange Online customers are already protected and are not affected by the update.
[German]On October 14, 2025, Veeam released patch 12.3.2.4165 for its Veeam Backup & Replication product. According to the manufacturer, this patch is intended to eliminate several vulnerabilities. However, a reader informed me that he was unable to install this patch from the ISO file.
[German]It's October 2025, and Statcounter has released its latest figures on desktop operating system distribution for the end of September 2025. With Windows 10 support ending in October 2025, Windows 11 is really the only option for many users. So what exactly do the market shares look like?
A brief announcement that, in my opinion, will have little impact. Microsoft will finally discontinue SharePoint add-ins in Microsoft 365 in spring 2026.
MVP:
2013 – 2016
WIMVP:
2017 – 2020
