SoftoRooM -> Display Driver Uninstaller 15.7.4.0

Display Driver Uninstaller (DDU) V15.7.4.0 Released.
-Fix the AMD Steady Video installation error. (Thanks to Watcher)
-Added the rebuild of the performance counter cache within DDU.
-Additional nVidia CleanUP
-Updated Turkish Folder name.
-Added a 1 time message to ask users to Download DDU from its homepage to encourage the developers to continue to develop DDU. By downloading it from others websites, it cut some revenues that could be useful to DDU. In the event there is a problem with DDU main page, please use Guru3d mirror.