Move the contents of the archive into the mods folder. A valid REDmod folder should contain a info.json file. 3. Activate the Feature
Go to Manage Installation > Configure > Features and ensure "Enable mods" is checked. 2. Extract and Place Files RE_Ionian_Corps_v031_-_Red_Mod.7z
Before installing the file, you must have the official REDmod DLC installed for your platform: Move the contents of the archive into the mods folder