Download Page DOWNLOAD Optimus DOWNLOAD T-ReX Register FREE License Key After downloading and installing the T-ReX software, please go back to your messenger and check for the next steps. How to install after you download the Scolex T-ReX v1.5 Step 1. Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 Step 9 Step 10