[Help] Recently changed OS trying to install

Initialization of newly purchased TNAS or re-installation of your TNAS
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echemh
Posts: 20
Joined: 20 May 2020, 09:29
United States of America

[Help] Recently changed OS trying to install

Post by echemh »

I was using windows 11 pretty much since it came out. I recently switched to Linux specifically CachyOS. Does anyone know how to install the TOS in this OS? I have been getting confused trying to figure this out. Until I do I can't access my media library. Any help would be appreciated.
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EriChan
TM Support
Posts: 446
Joined: 06 Jan 2026, 12:27
China

Re: [Help] Recently changed OS trying to install

Post by EriChan »

echemh wrote: ↑09 Nov 2026, 09:07
Could you please clarify what you are trying to achieve?

Please note that TOS (TerraMaster Operating System) is the dedicated operating system installed directly on the TerraMaster NAS hardware, rather than an application that installs inside a PC operating system.

Are you looking to:
  • Access/mount your TerraMaster NAS media library from CachyOS (via web browser, SMB, or NFS)?
  • Find a Linux desktop utility (similar to TNAS PC) to discover your NAS on the local network?
  • Or are you trying to run TOS inside a virtual machine on CachyOS?
Please let us know your setup so we can point you in the right direction.
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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echemh
Posts: 20
Joined: 20 May 2020, 09:29
United States of America

Re: [Help] Recently changed OS trying to install

Post by echemh »

EriChan wrote: ↑09 Nov 2026, 10:51
echemh wrote: ↑09 Nov 2026, 09:07
Could you please clarify what you are trying to achieve?

Please note that TOS (TerraMaster Operating System) is the dedicated operating system installed directly on the TerraMaster NAS hardware, rather than an application that installs inside a PC operating system.

Are you looking to:
  • Access/mount your TerraMaster NAS media library from CachyOS (via web browser, SMB, or NFS)?
  • Find a Linux desktop utility (similar to TNAS PC) to discover your NAS on the local network?
  • Or are you trying to run TOS inside a virtual machine on CachyOS?
Please let us know your setup so we can point you in the right direction.
trying to get the desktop app installed and working to access the NAS from my now CachyOS laptop.
User avatar
EriChan
TM Support
Posts: 446
Joined: 06 Jan 2026, 12:27
China

Re: [Help] Recently changed OS trying to install

Post by EriChan »

echemh wrote: ↑09 Nov 2026, 12:03
Thanks for clarifying.

Currently, the official TNAS PC desktop utility only supports Windows, macOS, and Ubuntu distributions (there is no native package for Arch-based distributions like CachyOS). However, on CachyOS, no desktop application is required to manage your NAS or access your media files.

You can easily manage and mount your NAS using built-in Linux tools:

1. Access the TOS Management Interface
  • Open any web browser in CachyOS and go to: http://<NAS_IP>:8181 (or your customized TOS port).
  • (If you do not know the NAS IP, check your router’s connected device list, or run arp -a in your terminal to look for the TerraMaster MAC address starting with 6C:BF).
2. Mount Your Media Library / Shared Folders

You can browse and play your media directly in your CachyOS file manager (such as Dolphin on KDE or Nautilus/Files on GNOME):
  • Open your File Manager.
  • Press Ctrl + L (or select Connect to Server / Network in the sidebar).
  • Enter the SMB network path: smb://<NAS_IP>/<Share_Name>
  • Enter your TOS user credentials when prompted. You can bookmark the location for easy one-click access in the future.
3. Media Streaming & Playback

If you run a media server on the NAS (such as Plex, Emby, Jellyfin, or Multimedia Server), you can access its WebUI directly via your browser, or install native Linux players (e.g., Plex Desktop, Kodi, or VLC) via the CachyOS package manager.

Please let us know if you run into any trouble finding the IP or mounting your shares!
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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