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Repair Windows errors before they cause bigger problemsFix Now →Fix the driver behind crashes, sound loss and screen glitchesFind Drivers →Clear out junk files and repair common Windows errorsFree Scan →Back up the NAS as if it were ordinary primary storage: keep a separate, versioned copy on an external USB drive for local recovery, and keep another copy off-site. Shucking a drive does not make it a backup, and RAID or a similar redundancy feature cannot protect against every cause of data loss.
Why RAID does not count as a backup
RAID or a vendor equivalent such as Synology Hybrid RAID can help a storage pool continue operating through some drive failures. It is not an independent copy: accidental deletion, corruption, ransomware, NAS damage, theft, fire, or other site-level incidents can affect the pool and its contents. Synology cautions that RAID crashes and hard-drive failures can still result in data loss. Synology’s backup guidance recommends the 3-2-1 approach: three copies of important data, on two storage mediums, with one copy off-site. Synology Knowledge Center explains the same strategy.
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Choose backup destinations that cover different risks
A practical plan pairs a local backup with a geographically separate copy. The NAS remains the working copy; backups should be independent enough that one incident cannot take them all out.
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| Destination | What it helps with | Trade-off to plan for |
|---|---|---|
| External USB hard drive | A separate local copy can be convenient for restoring files without downloading them. Synology documents backup to external devices and includes USB Copy among tools for a 3-2-1 strategy. Synology backup guidance | If it stays connected beside the NAS, it may share exposure to malware, theft, fire, or a power event. Disconnect it when not in use or store it elsewhere as appropriate; a local drive alone is not off-site. |
| Second NAS or remote storage | A separate system or remote destination can hold another copy and support scheduled backup workflows. Synology identifies Hyper Backup Vault and remote destinations as options. Synology backup guidance | It requires additional hardware or a service, plus setup, maintenance, and a tested recovery path. |
| Cloud backup or storage | A compatible cloud destination can provide geographic separation without maintaining another physical site. Synology’s guidance names C2 and cloud workflows. Synology backup guidance | Check the specific service and plan for compatibility, retention, encryption, storage and retrieval costs, data limits, and upload and restore times. |
Choose based on how much data you need to protect, how often it changes, how quickly you need to recover it, your upload bandwidth, budget, and the backup features supported by your NAS. For an external drive, allow enough capacity for the selected data and the version history you intend to retain.
#1 Best Overall
- IronWolf internal hard drives are the ideal solution for up to 8-bay, multi-user NAS environments craving powerhouse performance
- Store more and work faster with a NAS-optimized hard drive providing ultra-high capacity up to 16TB and cache of up to 256MB
- Purpose built for NAS enclosures, IronWolf delivers less wear and tear, little to no noise/vibration, no lags or down time, increased file-sharing performance, and much more
- Easily monitor the health of drives using the integrated IronWolf Health Management system and enjoy long-term reliability with 1M hours MTBF
- Three-year limited warranty protection plan included and three year Rescue Data Recovery Services included
Set up a local, versioned backup
For Synology systems, Hyper Backup supports external-device destinations; Synology also lists USB Copy as part of its 3-2-1 toolkit. Menu names and supported destinations may vary by model, operating-system version, and configuration, so follow the instructions for your NAS rather than assuming every system has the same workflow.
- Check support first. Confirm your NAS model, OS or firmware version, and chosen external drive against the vendor’s current compatibility information. Read the vendor’s backup instructions for the destination and backup application.
- Connect a separate USB drive. Use a drive with adequate capacity for the data and versions selected. A drive used only for backup should not be treated as part of the NAS storage pool.
- Configure a backup task. In the NAS vendor’s backup application, select the data to protect, the external drive as destination, a schedule, and version retention if supported. Review whether shared folders, applications, system configuration, and permissions are included; coverage depends on the platform and task configuration.
- Run the task and check its result. A completed job is useful evidence that the task ran, but it does not prove files can be recovered.
- Restore sample files. Use the backup application’s restore workflow to retrieve representative files to a safe location. Periodically repeat this check, and make sure you understand how to restore the broader data set if the NAS itself is unavailable.
- Disconnect or relocate the drive when suitable. Keeping a backup drive offline or away from the NAS can reduce shared exposure. Plan how it will be updated and returned to service for the next backup.
Add an off-site copy
Keep another independent copy somewhere a local incident is unlikely to affect it. That could be a compatible cloud destination or a second NAS at another location. Synology names C2 and Hyper Backup Vault among possible off-site methods, but availability and suitability depend on the destination, region, NAS model, and configuration. Check the current service terms and your NAS vendor’s documentation for retention, encryption, recovery options, compatibility, and cost before choosing.
Rank #2
- Store more, compute faster, and do it confidently with the proven reliability of BarraCuda internal hard drives
- Build a power house gaming computer or desktop setup with a variety of capacities and form factors
- The go to SATA hard drive solution for nearly every PC application from music to video to photo editing to PC gaming. Ax. Sustained transfer rate OD: 190MB/s
- Confidently rely on internal hard drive technology backed by 20 years of innovation
- Frustration Free Packaging - This is just an anti-static bag. No cables, no box.
Do not assume that syncing files is equivalent to maintaining a recoverable backup: a sync can propagate deletions or unwanted changes. Select a workflow with retention or versioning appropriate to your needs, and test restoring from the off-site copy.
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“Shucked” describes how a drive was obtained, not whether a NAS supports it. SATA connectivity alone does not guarantee that a specific drive model is compatible with a particular NAS. Check the NAS maker’s current compatibility list and policy for the exact model and firmware or OS version. Synology’s support information for DSM 7.3 and 2025 DiskStation Plus models illustrates that policies can be specific to product and software generation; it does not establish a universal rule for all Synology models or other NAS brands. Check Synology’s compatibility information and the applicable vendor guidance.
Rank #3
- IronWolf internal hard drives are the ideal solution for up to 8-bay, multi-user NAS environments craving powerhouse performance.date transfer rate:6.0 gigabits_per_second
- Store more and work faster with a NAS-optimized hard drive providing 8TB and cache of up to 256MB
- Purpose built for NAS enclosures, IronWolf delivers less wear and tear, little to no noise/vibration, no lags or down time, increased file-sharing performance, and much more
- Easily monitor the health of drives using the integrated IronWolf Health Management system and enjoy long-term reliability with 1M hours MTBF
- Three-year limited product warranty protection plan and three year Rescue Data Recovery Services included
Warranty coverage also cannot be answered with a blanket claim that shucking always voids—or always preserves—a warranty. Western Digital publishes differing warranty periods for product families and regions, but that alone does not determine eligibility for a particular removed drive. Check the exact model and serial number against the manufacturer’s terms applicable to your location. Western Digital’s warranty policy is one example of family-specific terms.
Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.If the NAS does not recognize a shucked drive
Do not move drives around in an active RAID or storage pool as a first troubleshooting step. Western Digital warns that “Moving drives around in an active RAID can potentially corrupt data.” Its support article, updated January 14, 2026, recommends checking compatibility, power cycling, seating, NAS firmware, and drive errors. Read Western Digital Support’s troubleshooting guidance.
Rank #4
- Available in capacities ranging from 2 to 22TB(1) | (1) 1GB = 1 billion bytes and 1TB = 1 trillion bytes. Actual user capacity may be less depending on operating environment.
- For RAID-optimized NAS systems with unlimited number of bays
- Rated for 550TB/yr workload rate(2) | (2) Annualized Workload Rate = TB transferred x (8760 / recorded power-on hours). The maximum rated workload is specified for operating at typical temperature of 40C. Workload Rate will vary depending on your hardware and software components and configurations.
- Designed to handle the demands of high-intensity 24x7 multi-user NAS environments
- Western Digital partners with a wide range of NAS system vendors for extensive testing to ensure compatibility with most NAS enclosures
- Check the NAS compatibility list and the drive’s exact model.
- Follow the NAS maker’s safe shutdown and drive-handling instructions before reseating or moving a disk; power off the NAS before moving a drive.
- Check for current NAS firmware and drive errors using the vendor’s supported tools.
- If testing a removed 3.5-inch SATA drive with a laptop, account for power: WD notes that a powered dock or connector may be needed because a laptop USB port may not supply enough power.
If the drive belongs to an active array, consult the NAS vendor’s recovery procedure before removing or rearranging it. Troubleshooting a recognition issue is not a substitute for restoring from an independent backup.
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