Microsoft confirms April Windows updates cause backup failures

Microsoft has confirmed that the April 2026 security updates are causing failures in third-party backup applications using ...
Windows Report

Macrium Reflect Hit by Windows 11 Security Block After KB5083769 and KB5083631

Microsoft has added a driver used by Macrium Reflect to its vulnerable driver blocklist, leading to backup-related issues on ...

Microsoft Responds to Windows 11's April Update Breaking Third-Party Backups

Microsoft confirmed that its latest April security update for Windows 11 is cause backup failures with some third-party apps, and explains why this is happening.

Microsoft Update Warning—Windows 11 Security Fix Breaks Backups

Windows 11 users are warned that backups are broken across multiple third-party applications after another Microsoft security ...

Microsoft: Windows 11 KB5083769, KB5083631 block backup apps like Macrium, here's why0 0

Microsoft has confirmed that its latest Windows 11 updates, KB5083769 and KB5083631, are blocking certain third-party backup ...
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Microsoft defends April Windows 11 update despite backup failures

Microsoft’s April 2026 Windows 11 security update KB5083769 is causing failures in some third-party backup apps, but the company says the disruption is intentional to block vulnerable drivers.