Microsoft is seeking further information from customers who reported failure and data corruption issues affecting their solid-state drives (SSDs) and hard disk drives (HDDs) after installing the August 2025 security update.

Microsoft told BleepingComputer on Wednesday that it is aware of reports that installing the KB5063878 security update is causing SSD and HDD data corruption and failure issues.

In a service alert seen by BleepingComputer, the company added that it couldn't reproduce the issue on up-to-date Windows 11 24H2 systems and is now attempting to collect user reports with additional information from those affected.

"We are actively working with our storage device partners to try to reproduce the issue. At the time of this publication, neither internal testing nor telemet

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