Tag Archives: Outlook

Option to switch from Outlook new to Outlook classic broken

[German]Currently, users of classic Outlook under Windows are automatically switched to the new Outlook app. Microsoft has now announced that the button for switching between classic Outlook and the new Outlook app does not work in certain scenarios.

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Outlook Classic: Again forced update to New Outlook app

[German]I have again received a reader's report that Microsoft is probably currently switching installations of Outlook Classic to the new Outlook app again. Users of Microsoft Outlook 2000 have now been affected, as I have heard.

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Outlook Classic no longer starts on Windows Terminal Server (Feb. 2025)

[German]Once again, I would like to address a topic that was brought to my attention by a blog reader. In his environment, he has noticed that customers can no longer start their Outlook Classic on Microsoft Terminal Server. Perhaps the … Continue reading

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Outlook Classic: Microsoft fixes drag & drop bug

[German]Microsoft has published a support article stating that a bug in the drag & drop functionality of Outlook Classic has been fixed. The bug crept in via the January 2025 update and probably occurred under Windows 11 24H2.

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Currently massive Outlook / Exchange Online problems (Feb. 2025)?

[German]A quick question for users of Microsoft Outlook with a connection to Exchange Online. Have there been more and more problems with Microsoft Outlook in recent days, with it no longer responding or working extremely slowly?

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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 ...


Are contacts are suddenly deleted in Microsoft 365?

[German]I have recently received an information from a blog reader who is struggling with the fact that some of his users' Microsoft 365 accounts are sporadically deleting contacts.

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Outlook: Temporary fix for crashes when writing mails

[German]Classic Outlook version 2412 (build 18324.20168) can crash when creating a new email or forwarding emails. Microsoft introduced a temporary fix on January 17, 2025 and plans to solve the problem with an update at the end of the month.

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Microsoft Outlook 365 or other MS 365 apps are dropping suddenly errors

[German]German blog reader Robert contacted me recently by emailed to report that he had run into problems with Outlook and other apps under Microsoft 365 on Windows Server 2016 (and 2019) Terminal Server. Microsoft Outlook, Excel crashes in a certain … Continue reading

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Outlook: Hangs when copying and GMail connection problems fixed

[German]Microsoft announced this week that two problems with Outlook Classic have been fixed. One is the hangs that occurred when copying via Ctrl+C. In addition, a problem with the GMail account connection has been fixed. I'll pull the two topics … Continue reading

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New Outlook app drops login error 0x80049dd3

[German]Since December 6, 2025, some users are reporting login issues caused by Microsoft's new Outlook desktop app for Windows. The app refuses a loging and drops an error 0x80049dd3. Although Microsoft claimed they have fixed it the other day, it … Continue reading

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