Restoring from an external drive

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laczhazy
Posts: 7
Joined: 10 Oct 2025, 01:41
United States of America

Restoring from an external drive

Post by laczhazy »

When I replaced my aging and full QNAP nas with a new F6-424 Max (+8GB additional RAM) I thought it'd be a simple matter of connecting my external USB3 hard drive and restoring the files to their new TerraMaster home. :)
The set-up went great and it saw the external drive immediately, so I used the file manager to drag-n-drop copy the files to their new shared folder.
It is copying *SO* *SO* slowly -- about a TB every 5-6 HOURS!
Help! Please tell me there's a quicker way to do this!
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CursaYang
TM Support
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Joined: 06 Jan 2025, 16:34
China

Re: Restoring from an external drive

Post by CursaYang »

Hello, you can try selecting an application suitable for you in the App Center to back up and transfer data:
viewtopic.php?t=6093
To contact our team, please send email to following addresses, remember to replace (at) with @

Technical team: support(at)terra-master.com(for technical support)
Service team: service(at)terra-master.com(for purchasing, return, replacement, RMA service)
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laczhazy
Posts: 7
Joined: 10 Oct 2025, 01:41
United States of America

Re: Restoring from an external drive

Post by laczhazy »

Thank you for the link -- I will surely use one of those when I'm ready to set up a backup schedule. But right now, I was just asking about simply copying files from a connected USB drive to the local TRAID volume.
It's still copying. It's been steadily copying non-stop for almost 3 DAYS. So far, I've copied about 13.4TB out of almost 40TB.
There's got to be a faster way.
Do any of the programs listed on that page actually *speed up* USB transfers? I can't imagine they do -- what I'm doing right now has very little system overhead. It's just copying from location 'A' to location 'B' via USB 3.
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CursaYang
TM Support
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China

Re: Restoring from an external drive

Post by CursaYang »

It seems this speed is close to USB 2.0. Have you tried changing the interface?
To contact our team, please send email to following addresses, remember to replace (at) with @

Technical team: support(at)terra-master.com(for technical support)
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laczhazy
Posts: 7
Joined: 10 Oct 2025, 01:41
United States of America

Re: Restoring from an external drive

Post by laczhazy »

I realized that as well. I am using a USB-C to USB-C cable rated at 480mbps on the TerraMaster's only USB-C port (it's USB3.2, right?) connected to the USB-C port on the external drive -- a Yottamaster PC400RU3's USB-C port (USB3.0). Although I never exactly measured the transfer speeds while it was connected to my QNAP''s USB3 port, it was definitely much faster.
I've tried with a different USB-C cable and made sure both boxes are at the latest firmware.
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laczhazy
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Joined: 10 Oct 2025, 01:41
United States of America

Re: Restoring from an external drive

Post by laczhazy »

:O Unbelievable! :O Believe it or not, it WAS the cable! My USB-C cables were USB3.0 rated but I needed more, anyway, so I got new ones making sure they specifically met the USB 3.2 Gen 2 specs. They arrived a few hours ago -- the transfer from my external Yottamaster drive to my TerraMaster F6-424 Max is running *500% faster*. I have TFM Backup running a Restore job at 235 MB/s ... it fluctuated between 41-43 MB/s with the old cable.
That old cable (boldly stamped USB 3.0 on the ends) is in the garbage!
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CursaYang
TM Support
Posts: 740
Joined: 06 Jan 2025, 16:34
China

Re: Restoring from an external drive

Post by CursaYang »

I'm glad you resolved the issue. The USB-C port on F6-424 Max is indeed USB 3.2.
To contact our team, please send email to following addresses, remember to replace (at) with @

Technical team: support(at)terra-master.com(for technical support)
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pal
Posts: 3
Joined: 13 Dec 2025, 00:38
United States of America

Re: Restoring from an external drive

Post by pal »

Hello. First-time poster here.

So I am just moving data to my F4-425Plus. NAS has 3 M.2 SDDs for the OS and 3 4TB HDDs in TRIAD.
I am trying to move a 2TB HDD onto the NAS using an external USB 3.0 to SATA 6G powered adapter, and I am seeing at best 2.1MB /second using the USB Copy app. USB is plugged from the disk adapter into the back USB port.

Am I to believe that my slow speed is do to the USB cable?? No other possibilities?

Thanks!
--Peter
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IrisLi
TM Support
Posts: 146
Joined: 07 Aug 2023, 18:10

Re: Restoring from an external drive

Post by IrisLi »

May I ask what your system version and application version are?
Based on the current description, it is likely caused by an incompatible USB cable or adapter.
We recommend the following steps:
1. Try replacing it with a high-quality, short USB 3.2 data cable.
2. Test with a single large file (2-3GB) and check the health status of the hard drive.
To contact our team, please send email to following addresses, remember to replace (at) with @
Technical team: support(at)terra-master.com (for technical support)
Service team: service(at)terra-master.com (for purchasing, return, replacement, RMA service)
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pal
Posts: 3
Joined: 13 Dec 2025, 00:38
United States of America

Re: Restoring from an external drive

Post by pal »

Thanks IrisLi.

I stopped the file transfer using the USB application and instead to move the files using the file manager . Still having the same issue-- my top SATA 6 transfer speed via a USB connection is still 2.1 MB/sec. Is there any chance that the NAS BIOS setting has the USB ports set up for the slower speed? I guess that's a long shot...

I'm going to wait for this backup to complete before trying your suggestions--better cable. Hard drive status of all disks involved here ( both the external data disk and the internal NAS disks are all good according to SMART.

I've got to get some better speed since I also have an 8TB drive that I need to move using the same USB setup.
Thanks!

--Peter
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