not-accessible
Troubleshooting
NAS not accessible on the QNAP TS-464
Source: Synology Knowledge Center — error codes
Confidence: 80%
Verified Aug 9, 2026
The NAS is unreachable on the network, often from a network issue or a hung service.
How to fix NAS not accessible
Restart the NAS
Restart the NAS and wait for it to come back online.
Source: Synology Knowledge Center — error codes
Confidence: 80%
Verified Aug 9, 2026
Check the network
Verify the NAS is connected to the network and has a valid IP address.
Source: Synology Knowledge Center — error codes
Confidence: 80%
Verified Aug 9, 2026
Replacement parts for the QNAP TS-464
QNAP TS-464 NAS Drive
QNAP TS-464 SSD Cache
QNAP TS-464 RAM Module
QNAP TS-464 Power Supply
QNAP TS-464 Drive Caddy
QNAP TS-453D NAS Drive
QNAP TS-453D SSD Cache
QNAP TS-453D RAM Module
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