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Microsoft: April Windows Server 2025 update may fail to install

BACKGROUND
1 SIGNALFIRST DETECTED 16 April 2026
Narrative synthesis pending — 1 signal collected.
How the story developed
16 Apr
5.8
Other feeds and industry voices
18 Jun
Microsoft fixes Windows Server 2016 security update failures

Microsoft has fixed a known issue causing the June 2026 security updates to fail on Windows Server 2016 systems that weren't up to date. [...]

REPORT · WHAT · BleepingComputerOPEN STORY
18 May
Microsoft confirms Windows 11 security update install issues

Microsoft has confirmed that the May 2026 Windows 11 security update (KB5089549) fails to install on some systems and triggers 0x800f0922 errors. [...]

REPORT · WHAT · BleepingComputerOPEN STORY
15 Apr
Microsoft fixes bug behind Windows Server 2025 automatic upgrades

Microsoft has finally fixed a known issue that was causing systems running Windows Server 2019 and 2022 to "unexpectedly" upgrade to Windows Server 2025. [...]

REPORT · WHAT · BleepingComputerOPEN STORY
15 Apr
Microsoft: April updates trigger BitLocker key prompts on some servers

Microsoft confirmed on Tuesday that some Windows Server 2025 devices will boot into BitLocker recovery after installing the April 2026 KB5082063 Windows security update. [...]

REPORT · WHAT · BleepingComputerOPEN STORY
26 May
Microsoft: Domain Controller lookup may fail on Windows Server 2016

Microsoft has confirmed a new known issue affecting Windows Server 2016 systems that causes domain controller lookups to fail after installing the KB5087537 May 2026 security

REPORT · WHAT · BleepingComputerOPEN STORY
8 Sept
Microsoft: Windows Server 2025 changes causing app crashes

Microsoft warned customers last week that they may experience application crashes on some Windows Server 2025 due to recent memory management changes. [...]

REPORT · WHAT · BleepingComputerOPEN STORY
Sources
BleepingComputer

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