Tag Archives: Outlook 365

Outlook 365 Version 2401 (Build 17231.20194): Exchange ActiveSync connection broken

[German]Short message for users and administrators with Outlook 365 version 2401: Microsoft is investigating a problem that ActiveSync connections, e.g. with Microsoft Exchange, Zoho, Kerio Connect etc., no longer work with this version (build 17231.20194). Currently, the only option is … Continue reading

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Outlook: Desktop app does not show images; meeting text read-only (fix for August 2023 update issue)

[German]With the August 2023 security update, Microsoft closed the Outlook spoofing vulnerability CVE 2023 36893. As a result, the desktop application was no longer able to display images in meeting elements. In addition, the meeting text has been read-only since … Continue reading

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How to find weak passwords in Active Directory and eliminate them with PowerShell

[Sponsored Post]Weak or compromised passwords are a known gateway for attackers. If you are able to identify which users in Active Directory (AD) are threatened by this, then PowerShell can help to remedy it. However, PowerShell scripts cannot eliminate basic AD deficits, other tools are needed for this. More ...

Outlook 365 bug: Signature entries are automatically entered vertically when creating an email

[German]Before the end of the year, I will address a bug fix from Microsoft that was already fixed in November 2023. The bug affected Microsoft Outlook 365 and left users quite baffled. When you created a new email, the signature … Continue reading

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Office 365: Mail attachments from Outlook cannot be opened in Word/Excel (Nov. 2023)

[German]A quick question for administrators in the readership who use Microsoft Office 365. A reader has contacted us because problems are occurring in his environment when opening mail attachments from Outlook. The attachments cannot be opened in Word or Excel. … Continue reading

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Microsoft fixes slow Outlook start and freeze bug; fix will be shipped in November 2023

[German]Microsoft has addressed the problem that Outlook from Microsoft 365 takes a very long time to start and then sometimes hangs completely (freeze bug). If the application is closed and restarted, Outlook is opened directly. According to an announcement, the … Continue reading

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Outlook 365 damages PDF and Office files since April 2023

[German]Short addendum from this week. I received a tip that Microsoft Outlook 365 has been constantly corrupting Office files – and probably also PDF documents – since April 2023. If you don't have a backup, you may lose attachments – … Continue reading

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Is the Search in Outlook for Microsoft 365 broken? (March 2023)

[German]A short note and also a question to the readers for those affected. I have information that the search no longer works for Outlook users from the circle of Microsoft 365 customers. Microsoft is aware of the problem, but nothing … Continue reading

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