Category Archives: Update

Windows 10 V1909: Update KB5003169 blocks Teams/Outlook/OneDrive login

[German]Update KB5003169 dated May 11, 2021 for Windows 10 version 1909 probably causes collateral damage. After installation, logging into Microsoft 365 desktop client apps such as Microsoft Teams, OneDrive for Business, and Microsoft Outlook may fail. You may see error … Continue reading

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Windows 10 1809/1909: Preview Updates (May 20, 2021)

[German]As of May 20, 2021 (3rd week of the month, C-Week), Microsoft has released several optional cumulative (preview) updates for Windows 10 version 1809 and 1909, as well as their Windows Server counterparts. Here's an overview of the updates in … Continue reading

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Edge Edge 90.0.818.66

[German]Microsoft has released the update to Edge 90.0.818.66 on May 20, 2021. According to the release notes, the update fixes various bugs and performance issues vulnerabilities. The browser should update itself automatically.

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WSUS 3.0 SP2: No longer usable after October 31, 2021

[German]Brief information for administrators who use a WSUS 3.0 Service Pack 2 to manage updates in corporate environments. This package can no longer be used to distribute updates after October 31, 2021, because synchronization will fail after that date.

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Windows 10 20H2 ready for broad deployment

[German]After recently removing the last upgrade blockers (see the blog post Windows 10 V2004/20H2: All upgrade blocks removed (May 2021)), Microsoft is now releasing the brakes regarding the distribution of this feature update. The operating system upgrade is now to … Continue reading

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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 ...


Patch, because Exploit for Windows http-sys vulnerability CVE-2021-31166 available

[German]Another small security note for administrators of Windows systems who have not yet installed the May 2021 security updates or had to uninstall them due to problems. The May 11, 2021 updates closed the http-sys vulnerability CVE-2021-31166. Since the weekend, … Continue reading

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Thunderbird 78.10.2

[German]The developers of the Thunderbird email client have released Thunderbird 78.10.2 on May 17, 2021. It is a maintenance update for the 78 major version of the email client that fixes several bugs and vulnerabilities.

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Windows 10 May 2021 Update (21H1) released (May 18, 2021)

[German]The long wait is over for impatient Windows 10 users. Microsoft has released the so-called Windows 10 May 2021 Update on May 18, 2021. This version 21H1 is the first feature update for the year 2021, but brings almost no … Continue reading

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Windows 10 Version 2004/20H2: Audio issue "high-pitched noise" after Update

[German]New issue for users of a Windows 10 versions 2004, 20H2 (and the upcoming 21H1). After updates, audio problems with 5.1-channel sound can occur with installed preview update KB5000842 from March 2021. Microsoft is currently investigating this bug.

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Windows 10: Update KB5003173 fails with error 0x800f0922

[German]Another short addendum to this week's May patchday. Some users are finding that the Windows 10 cumulative update KB5003173 cannot be installed. Instead, the update installation fails with error 0x800f0922. The cause is the Legacy Edge browser removed from the … Continue reading

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