Make sure you have downloaded Football Manager 2018 prior to downloading the Resource Archiver.
The Resource Archiver for Football Manager 2018 can be found in the Tools section within Steam. To locate and install the program do the following;
- Open Steam
- Click ‘Library’
- Select ‘Tools’
- Find Football Manager 2018 Resource Archiver
- Right-click on the title and select ‘Install Game’
The first time you launch the Archiver after install it may prompt you to install DirectX files.
Once installed it will appear within your Steam Library under the ‘Tools’ section. The Archiver will only become available when the full game is released.