Model: TS-1.0TGL/R5
Windows Network - 192.168.0.106
Network Name: Terastation
Current Firmware: 1.03
I've downloaded the newest firmware 2.16, ran the .exe and this is what I get:
I can see the Terastation on the network and transfer files to it.
You are updating a different model. Its for a older Terastation. Yours is a Terastation Pro I.
Model: TS-1.0TGL/R5.
Updater is for a model HD-H1.0TGL/R5.
That is why your update failed.