Tag Archives: Office 365

Veeam Backup O365: Fails during backup of Office 365 (April 2024)

Posted on 2024-04-04 by guenni

[German]Brief information for the administrators among our readers who use Veeam Backup O365 to back up data from Microsoft Office 365. A user has contacted us because he has recently encountered a backup error and asked whether other users have … Continue reading →

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Microsoft fixes Office 365 Sign in Error 1001

Posted on 2023-11-21 by guenni

[German]For months, users of the Microsoft Office 365 suite have been suffering from the fact that they suddenly receive error 1001 when trying to log in. I had already addressed the issue here in the blog. After Microsoft confirmed the … 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 ...

Office 365 Sign in Error 1001: Microsoft releases a workaround

Posted on 2023-10-30 by guenni

[German]Users of the Microsoft Office 365 suite keep reporting that they suddenly get error 1001 when trying to log in. I had already addressed the issue here on the blog. Now Microsoft has confirmed the problem and published a temporary … Continue reading →

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Office 365: Sign in Error 1001

Posted on 2023-08-11 by guenni

[German]There are reports that users of the Office 365 suite are suddenly getting error 1001 when trying to log in. An IT service provider contacted me about this because this was occurring with their customers. However, there is a workaround … Continue reading →

Posted in issue, Office | Tagged , | 4 Comments

Fix for connection issues with Microsoft 365 apps (March 2023)

Posted on 2023-03-19 by guenni

[English]In February 2023, I had a poll on the blog regarding connection issues with Microsoft 365 applications. Some administrators had responded with confirmations. Now an administrator has contacted me on the blog, and posted a solution that works for him, … Continue reading →

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Office 365: Outlook suddenly requests password (August 29, 2022)

Posted on 2022-08-29 by guenni

[German]A quick question for the administrators among the readers. I just received an e-mail from a reader whose customers suddenly (i.e. probably since the weekend) want a Microsoft Outlook password. What is at issue: Does this only affect the systems … Continue reading →

Posted in issue, Office | Tagged , , | 11 Comments

Office 365 version 2206.15330.20196: Excel bug prevents display of cell contents (OP396850)

Posted on 2022-07-05 by guenni

[German]Users who have upgraded Microsoft Office 365 as a Click-2-Run variant to version 2206.15330.20196 (released June 29, 2022) report a strange bug. In Microsoft Excel, the contents of cells (rows and/or columns)in a spreadsheet are no longer displayed, but are … Continue reading →

Posted in issue, Office | Tagged , , | 2 Comments

Office 365: Connect issues with mail and SharePoint since 08:00 a.m. (UTC) (June 21, 2022)

Posted on 2022-06-21 by guenni

[German]Folks, it's midsummer, today is the longest day of the year (at least the part that is illuminated by the sun). On the other hand, it's getting quite zap-dark at Microsoft Office 365 right now. Customers who want to check … Continue reading →

Posted in Cloud, issue | Tagged , , | 1 Comment
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Apple's Safari has an Outlook TokenFactoryIFrame issue (May 2022)

Posted on 2022-05-04 by guenni

[German]Apple users are currently experiencing a problem when trying to access an Outlook mailbox via OWA in Safari. A TokenFactoryIFrame is downloaded every few seconds. I think the problem has only been occurring for a few days. I've seen also … Continue reading →

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Microsoft disables Excel 4.0 macros in Office 365 in the next weeks

Posted on 2021-10-09 by guenni

[English]Microsoft has notified users of Microsoft 365 subscriptions that they will be gradually disabling the execution of Excel 4.0 macros in Office 365 over the coming weeks for security reasons. Here's some information on the issue. Advertising

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