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Category Archives: Office
Outlook Classic issue: Shows suddenly an "Add a service" popup and ask for credentials (June 2025)
[German]A blog reader told me about a strange problem in Microsoft Outlook Classic. Since June 13, 2025, Outlook shows a few minutes after start a dialog box "Add service" and disables the internet connection. It affects only single clients in … Continue reading
Microsoft Office 2024 Microsoft account licensing bug fixed
[English]A small addendum from this week with good news for users and administrators of Microsoft Office 2024. The manufacturer has fixed a licensing bug that occurred during license management via Microsoft accounts.
Microsoft 365 blocks old authentication protocols from mid-June 2025
[German]I'll pull out a topic in a post that I came across recently. Microsoft is trying to increase the security of MS 365. To this end, "Secure by default settings" for outdated authentication protocols will be introduced in Microsoft 365 … Continue reading
Outlook crashes caused by June 2025 Updates confirmed with workaround
[German]The June 2025 security updates for Microsoft Office cause Microsoft Outlook Classic to crash in some versions. At the weekend, Microsoft confirmed these Outlook crashes and published a workaround. I'll put this information in a separate article.
Digital sovereignty: EU cloud; Microsoft exit in Danish digital ministry; true cost of Windows 11
[German]The Danish Ministry of Digital Affairs is saying goodbye to Microsoft and will move (probably to Linux and) to LibreOffice in near future – thanks to Trump. And the LibreOffice makers have set their sights on Windows 11 in order … Continue reading
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 ...
Office-Updates June 2025: Outlook crashes, documents can't be opened
[German]The June 2025 security updates for Microsoft Office fixes critical vulnerabilities, but appear to cause serious problems for some users in corporate environments. Document files can no longer be opened in the Office applications. There are also reports of crashes … Continue reading
Posted in issue, Office, Security, Update
Tagged issue, Office, Outlook, Patchday 6.2025, Update
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Patchday: Microsoft Office Updates (June 10, 2025)
[German]On June 10, 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. This month, serious vulnerabilities in Office were … Continue reading
Microsoft Security Update Summary (June 10, 2025)
[German]Microsoft released security updates for Windows clients and servers, Office and other products on June 10, 2025. The security updates eliminate 65 vulnerabilities (CVEs), two of which were classified as 0-day. One vulnerability has already been attacked. The following is … Continue reading
New Outlook: And non explainable appointment cancellations in the calendar
[German]In addition to the issue just mentioned in the article Bug in Office 365 v2505? Mails are lost in cached mode, there is another inconsistency that a user has pointed out to me: Non explainable appointment or meeting cancellations in … Continue reading
Bug in Office 365 v2505? Mails are lost in cached mode
[German]I got reports from German readers who use Office version 2505 in a Click-2-Run version (e.g. Office 365). They are losing mails in Outlook 365 version 2505 when moving them to subfolders when cached mode is activated.