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Case Study: Windows Update KB5094126 Causes Data Loss
Two Independent Incidents – Custom Build (ASUS Z390) and HP Pavilion Author: Wasmut Fiedler, Dipl.-Inf. (FH) · IT Consultant · July 19, 2026 Summary The Windows 11 June 2026 Patch Tuesday update K...
On Friday, July 3, that didn't get me any further. These two images kept appearing in a loop.
A USB drive with the Windows 11 installation couldn't do anything to fix the problem.
Using the tool—whose name I wasn't allowed to mention here—the extent of the damage became clear.
Large parts of the operating system structure were also gone.
The search for system information turned out to be unsuccessful, as expected.