Download the "dgVoodoo v2.53" (DOWNLOAD) a rar file above and read more in this an manual below
Step #1: Extract a downloaded RAR Files into your desktop [by using a "WinRAR" program for example]
Step #2: Copy (ONLY) the dll's files from the "MS" folder into the game folder (default installation directory) "C:\Program Files (x86)\Illusion Softworks\Hidden & Dangerous 2"
Step #3: Start the "dgVoodooSetup", and set up your ideal optional performance for running your game e.g. in 1920 x 1080 with a 16:9 aspect ratio
Step #4: Click "Apply" for confirming the maked changes. Exit and let your whole dgVoodoo v2.53" folder with files (+"dgVoodooSetup") in your files on a computer, at desktop e.g.
Step #5: Close all programs, restart PC, run your game as an administrator and your new resolution should be working.
* If your game start in windowed mode, force fullscreen by pressing: Left Alt + Enter on your keyboard