Generate SteamVR Actions Open Window > SteamVR Input. Click Save and Generate. Locate SteamVR_Actions.cs in:

[knightshz]

cannot because in unity ver Unity 2018.2.10f1
using steamvr_2_8_0.unitypackage it will not add into unity under the window tab
Generate SteamVR Actions

Open Window > SteamVR Input.

Click Save and Generate.

Locate SteamVR_Actions.cs in:

in that list steamvr does not show up