Run the game to check if the content is unlocked. Scenario 2: Container File for Downloads ( .dlc )
Right-click the game > Manage > Browse local files Steam Support . Unlock DLC.zip
Right-click Unlock DLC.zip and select "Extract All" or use a tool like 7-Zip/WinRAR to extract the contents to a folder. Run the game to check if the content is unlocked
Open the Unlock DLC.dlc file using JDownloader. Unlock DLC.zip
JDownloader will decrypt the file and add the download links to the link grabber list.
Find the main installation folder of the game.
If Unlock DLC.zip is a zip file containing files meant to be placed into a game directory: