Yes, download the DCS_World_1.2.7.23803.355-305-1,2,3,4.bin's and the DCS_World_1.2.7.23803.355-305.exe, make sure they are all in the same folder, run the .exe, reboot and run the A-10C_1.2.7.23803.355-305.exe from the second link, install and enter your serial from the original DCS A-10 purchase and you should be good to go.