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Category Archives: Office
Will Power Automate emails crashes Outlook 2019?
[German]A blog reader contacted me with a crude observation. In his customer environment, there is a case with Office 2019 in which emails sent by Power Automate cause the recipient's Outlook client to crash. Is this an isolated case or … Continue reading
Phishing with appointment invitations targets Office 365 accounts
[German]I'm pick up on a topic that is somehow already known in this form. Owners of Microsoft Office 365 accounts receive appointment invitations that claim that an action needs to be carried out. But in the background is a phisher … Continue reading
Excel can't load documents with […] in file name after May 2025 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. In the meantime, I have received some … Continue reading
Posted in issue, Office, Security, Software, Update
Tagged Excel, issue, Patchday 5.2025, Update
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Microsoft confirms and fixes the Outlook login error [4usqa], CAA2000B and 49dvs
[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).
Patchday: Microsoft Office Updates (May 13, 2025)
[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 … 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 ...
Support for Microsoft 365 extended for 3 years for Windows 10 ESU systems
[German]Regular support for Windows 10 22H2 ends in October 2025. However, users can obtain Extended Security Updates (ESU) for a fee. Microsoft recently announced that the Office apps that come with Microsoft 365 will be provided with security updates for … Continue reading
Posted in Office, Security, Windows
Tagged ESU, Microsoft 365, Office, Security, Support, Windows 10
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Microsoft Security Update Summary (May 13, 2025)
[German]On May 13, Microsoft released security updates for Windows clients and servers, for Office – as well as for other products. The security updates eliminate 71 vulnerabilities (CVEs), seven of which were classified as 0-day. Five vulnerabilities have already been … Continue reading
Outlook fails with error [4usqa] since May 2025
[English]Redmond has probably deactivated its "Microsoft Information Protection API" in the tenants. As a result, Microsoft Outlook no longer works, but throws the error [4usqa]. Here is a brief overview of the situation.
Outlook 365: CPU spikes will be fixed "soon"
[German]Users of Microsoft Outlook Classic have been plagued by high CPU load peaks (e.g. when typing texts) for months. After Microsoft acknowledged this problem with Office 365 (from version 2406, build 17726.20126), there is now also a schedule for a … Continue reading
Microsoft 365 Issues (Outlook Login) on April 24, 2025?
[German]Question for the Microsoft 365 administrators and users among our readers: Are there more sign-in problems with Outlook login or access today?