I have seen posts referring to factory resetting Tablo. I cannot find specific instructions how to do that. I bought a used unit from C-L. it is working great so far but still has some previous owner stuff lingering.
Does this help:
Reset Legacy Tablo
It depends on what kind of Tablo you have. These articles should help:
How to Factory Reset your Legacy Tablo When Using USB/SATA Storage – Tablo
How to Factory Reset your Tablo DUAL HDMI or Tablo QUAD HDMI – Tablo
If you’re not sure of the exact legacy model you have, look here: How Do I Tell Which Tablo Model I Have? – Tablo
Hope this helps.