gumbll

Download the following program https://github.com/VovoloGames/WorkshopDL/releases/download/v1.9.9/WorkshopDL.v1.9.9.zip

Create a new folder at C:\ called "WorkshopDownloader"

Copy everything from within the .zip file to C:\WorkshopDownloader

Run "WorkshopDL.exe" DO NOT open the "steamcmd.exe" located inside the steamcmd folder.

At the "Workshop Homepage" box within the app simply copy & paste, inside the box, the game's workshop homepage URL. 
For example, here is teardowns workshop homepage https://steamcommunity.com/app/1167630/workshop/