Office 2016 update KB5002623 fixes crashes in Excel, Outlook, Word (April 10, 2025)

[German]With the Office 2016 update KB5002700 from April 8, 2025, users are facing problems with Office 2016 applications. The update caused crashes in Excel, Outlook and Word. On April 10, 2025, Microsoft released the KB5002623 update for Office 2016, which fixes these problems.

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Exchange Online: "Send as" authorization on shared mailbox disrupted (April 10, 2025)

Exchange Logo[German]Microsoft is not having a good run at the moment – yesterday (April 9, 2025) the Exchange Admin Center was down worldwide for a few hours. Microsoft then rolled out a fix and everything seemed fine again. Today, I'm receiving reader reports that users no longer have "send as" authorization for shared mailboxes, which means they can no longer send mails.

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Windows 10/11: All updates for Windows from the April 2025 patchday available

Windows[German]Not all Windows security updates were ready for the patch day in April 2025 (April 8, 2025). For example, the update for Windows 10 (RTM version, version 1507) was completely missing. Microsoft has now delivered this update and also published its own support article.

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Microsoft 365 Family subscription reported as "cancelled" (April 10, 2025)

[German]If your Microsoft 365 Family subscription is currently "jerking", it could be Microsoft again. At the very least, Microsoft has stated that it is aware of a problem with "Microsoft 365 Family subscriptions". Specifically, there are more and more reports from people who have been told that a subscription that still valid for a long time has been canceled. Microsoft 365 can no longer be used.

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Patchday: Microsoft Office Updates (April 8, 2025)

Update[German]On April 8, 2020 (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. One update for Office 2016 causes issues with Excel, Outlook  and Word.

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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 Edge Version 135.0.3179.* issue: can't open edge://welcome-new-device/

Edge[German]On April 3, 2025, Microsoft released Edge 135.0.3179.54 (and there is probably already 135.0.3179.66, which may fix the following bug) and closed security vulnerabilities there. However, I have received reports that there are problems with Edge 135.0.3179.54.

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Word/Excel 2016 crashing after April 2025 update KB5002700

[German]Die Sicherheitsupdates vom 8. April 2025 für Microsoft Office scheinen einige Kollateralschäden zu verursachen. Neben dem Outlook 2016-Kalender-Problem scheint das Microsoft das Office-Update KB5002700 auch Word 2016 sowie Excel 2016 zum Absturz zu bringen.

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Outlook 2016: Calendar access blocked after April 2025 update KB5002700

[German]On April 8, 2025, Microsoft released the Office update KB5002700 to close a number of vulnerabilities in Microsoft Office 2016. After installing this update, access to the calendar is no longer possible. However, there is a quick workaround.

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Patchday: Windows Server-Updates (April 8, 2025)

Windows[German]On April 8, 2025 (second Tuesday of the month, Patchday at Microsoft), various cumulative updates were released for the supported versions of Windows Server. Below I have extracted the provided updates along with some details for these Windows Server versions (from Windows Server 2012 to 2025). The security fixes relevant for Windows Server are described in the blog post Microsoft Security Update Summary (April 8, 2025).

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Patchday: Windows 10/11 Updates (April 8, 2025)

Windows[German]On April 8, 2025 (second Tuesday of the month, Patchday at Microsoft), 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 intended to fix vulnerabilities and problems.

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Posted in Security, Update, Windows | Tagged , , , , | 4 Comments