Navigate to the "Mods" tab in Frosty Mod Manager.
2. Locate and click on the Mirror's Edge Catalyst mod package file (e.g. com.ea.games.mirror'sedgecatalyst_1.12.0-010320a_windows.zip).
3. On the left pane of Frosty Mod Manager, click on the "Copy Profile…" button and paste the Frosty Mod Profile ID into it (e.g.: 35677).
4. Click on the "Activate" button next to the Mirror's Edge Catalyst profile to activate the mod package.
5. Repeat these steps for any additional mods you wish to install