QNAP TS-464 — Error codes & fixes
Troubleshooting guide for the QNAP TS-464. Diagnose an error code and find the fix.
System update failed
update-failedThe NAS cannot complete a DSM/OS update, often from a network issue or low storage.
Source: ProductDB enrichment catalog
Confidence: 85%
Verified Aug 8, 2026
Drive failed / degraded
drive-failedA drive in the array has failed or the volume is degraded, risking data loss.
Source: ProductDB enrichment catalog
Confidence: 85%
Verified Aug 8, 2026
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