[Help] [BUG] TOS 7.0.0804 - USB NTFS drive not mounting automatically after upgrade (F4-425 Plus)  [SOLVED]

RAID, Volume, storage pool, hard drive, USB, SSD cache and iSCSI LUN
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jogas
Posts: 4
Joined: 20 Jun 2026, 16:19
Italy

[Help] [BUG] TOS 7.0.0804 - USB NTFS drive not mounting automatically after upgrade (F4-425 Plus)

Post by jogas »

Ecco il testo adattato per il forum:

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**Device:** TerraMaster F4-425 Plus
**TOS version:** 7.0.0804
**USB Copy version:** 2.1.200 (latest available)

**Problem:**
After upgrading to TOS 7.0.0804, my external USB hard drive (4TB, NTFS) is no longer automatically mounted. This was working correctly on the previous TOS version.

**Symptoms:**
- Storage Manager > USB Device shows the drive as **NTFS/Unmounted** with the mount button greyed out
- File Manager shows nothing under External Storage
- USB Copy shows **"No valid data"** when creating a new backup task — no destination device available

**What I tried:**
- Disconnecting and reconnecting the USB drive
- Trying different USB ports
- Rebooting the NAS with the drive connected
- SSH mount via ntfs-3g — the drive mounts successfully at kernel level (`/dev/sdd1`) but TOS File Manager and Storage Manager still do not recognize it
- `systemctl` and `udevadm` via SSH — Permission denied even for Super User
**Kernel detection:**
The drive IS visible via `lsusb` (JMicron USB to ATA/ATAPI Bridge, ID 152d:0578) and `fdisk -l` — so this is not a hardware issue but a TOS 7 daemon regression.
I also upgraded USB Copy to the latest available version (2.1.200) as part of troubleshooting — the issue persists.

Has anyone else experienced this? Any workaround would be appreciated.
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TMzethar
TM Support
Posts: 3021
Joined: 27 Oct 2020, 16:43

Re: [Help] [BUG] TOS 7.0.0804 - USB NTFS drive not mounting automatically after upgrade (F4-425 Plus)  [SOLVED]

Post by TMzethar »

We apologize for the trouble this update has caused you.

This has been confirmed as a bug in 7.0.0804. Please wait for an update to the Storage Manager app.
If you can't wait, we have provided you with a beta version (v1.0.062) via forum private message, which you may install manually.
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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ruzaj
Posts: 4
Joined: 01 Dec 2025, 19:40
Austria

Re: [Help] [BUG] TOS 7.0.0804 - USB NTFS drive not mounting automatically after upgrade (F4-425 Plus)

Post by ruzaj »

can you please also send me a link to Storage Manager app v1.0.062
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dplegue
Posts: 2
Joined: 09 Feb 2025, 16:48
Spain

Re: [Help] [BUG] TOS 7.0.0804 - USB NTFS drive not mounting automatically after upgrade (F4-425 Plus)

Post by dplegue »

I have the same issue. Can you please share with me the Storage Manager app v1.0.062?
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CursaYang
TM Support
Posts: 789
Joined: 06 Jan 2025, 16:34
China

Re: [Help] [BUG] TOS 7.0.0804 - USB NTFS drive not mounting automatically after upgrade (F4-425 Plus)

Post by CursaYang »

ruzaj wrote: 31 Jul 2026, 20:05
dplegue wrote: 31 Jul 2026, 21:50
It has been sent via forum private message. Please check your inbox.
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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