Below is a guide on how to handle this specific file type and the features introduced in this version of the game. 1. Handling the .RAR File

%AppData%\LocalLow\Sprocket\Factions\[Faction Name]\Blueprints\Vehicles .

If you are not referring to the tank game, you might be looking for firmware updates. However, HP typically handles updates directly through the HP Sprocket App rather than standalone .rar files. V0.123 - New Scenario + General Improvements - SteamDB

For game updates, the contents are typically moved to the main installation folder of the game. For custom tanks or scenarios , files are usually placed in:

If you want to use custom tanks in the new scenarios, you can manually edit game files to add your specific blueprints to the battle roster.

Mass and space displays were made more compact to give players a better view of their design stats while building.