slow-transfer Troubleshooting

Slow file transfer on the Synology DS923+

Source: ProductDB enrichment catalog Confidence: 85% Verified Aug 8, 2026

File transfers are slow, often from a network bottleneck, a failing drive, or a fragmented volume.

How to fix Slow file transfer

Check the network link

Ensure the NAS and switch negotiate at 1GbE or higher and cables are intact.

Source: ProductDB enrichment catalog Confidence: 80% Verified Aug 8, 2026

Difficulty: ★★ Est. 10 min

Run a volume check

Run a filesystem check to detect and repair errors slowing the volume.

Source: ProductDB enrichment catalog Confidence: 80% Verified Aug 8, 2026

Difficulty: ★★ Est. 30 min

Replacement parts for the Synology DS923+

Synology DS923+ NAS Drive Synology DS923+ SSD Cache Synology DS923+ RAM Module Synology DS923+ Power Supply Synology DS923+ Drive Caddy Synology DS220+ NAS Drive Synology DS220+ SSD Cache Synology DS220+ RAM Module Synology DS1522+ NAS Drive Synology DS1522+ SSD Cache Synology DS1522+ RAM Module

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