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Help Documentations

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How do I add a memory stick to my TNAS device?

As the TNAS motherboard is mounted inside a chassis, you will need a screwdriver to unscrew the chassis. You can then install the memory stick into its slot and close the chassis. When installing the memory stick, be sure to install it in place; otherwise, the system will not be able to start. You must use a memory stick supplied by TerraMaster to ensure the system works....
How can I remotely access a TNAS device mounted under a secondary router?

If your TNAS device is mounted under a secondary or multi-stage router, the subnet address of each stage of the router is different, leading to the failure to recognize the TNAS address and denying users remote access. To enable remote access to your TNAS device, your router needs to be reset, which can be done in the following way: ...
If I have created RAID 5 with 3 hard drives, can I add hard drives to it in the future?

Yes, you can do this by extending the array, and it will not affect the data....
Can I configure multiple arrays in my TNAS device?

Yes, but you need to buy a model with 4 or more bays. ...
F2-210/F4-210 TOS installation failed and stuck at 50%

Please check the version of Initboot on the TOS installation page. If the version is V4.8.6, please follow the instructions below:...
What do I do if formatting the hard drive fails during the initialization of the TNAS device?

The hard drive may be defective. If this happens, please unplug all the hard disks, repair or replace the defective one, and then reinsert all of them two minutes after rebooting your TNAS device. You can then retry the initialization process....
What should I do if I forget my TNAS password?

If this happens, you should contact the administrator to reset the password and then log in with the new password. If the administrator forgets their own password, it can be reset through a confidential mailbox. Alternatively, they can perform a reinitialization. To reinstall your TOS, please follow the article https://forum.terra-master.com/en/viewtopic.php?f=75&t=423...
Can I install virtual machines in my TNAS device?

Some TNAS models support installing virtual machines, including the 220, 221, and 422 series....
Do I have to unplug the original hard drive and install the TOS system for the new hard drive I added to the idle bay of my device?

You should not install the TOS system separately for each hard drive. To add a new hard drive, please insert it into the device while the device is running. ...
Does my TNAS device support VPN servers?

Some models support VPN servers, including the 220, 221, and 422 series....