Your download will begin automatically. If it didn't start, download Insane Cold: Back to the Ice Age manually.
Step 1
Open
Open the Insane-Cold-Back-to-the-Ice-Age.exe file from the downloads list at the top right corner of this window.
Step 2
Allow
If prompted, click "Yes" on the system dialogs.
Step 3
Install
Wait for the installation to finish.
