If you’re having trouble getting IW4x to start (Black screen), try one or more of the following solutions:
Fix 1: Disable the overlay (NVIDIA)
Disable the overlay if you have an Nvidia GPU. Also, turn off all other overlays such as Steam, FPS Counters, Discord.
Fix 2: Enable compatibility mode
Allow compatibility mode for Windows 8 by right-clicking iw4x.exe (Go to Properties, then to the Compatibility tab).
Fix 3: Install older Nvidia driver (417.35)
Reinstall 417.35 version of the Nvidia GPU driver.
Official site: https://www.nvidia.co.uk/Download/Find.aspx
Fix 4: Set Direct3D 9Ex > YES
- Open IW4x (if it’s possible).
- Go to Videos tab, and then Options.
- Set Direct3D 9Ex > YES.
Fix 5: Deactivate DEP
Deactivate DEP by running dep_disabler.bat as Administrator.
You can download this file from here: https://cdn.discordapp.com/attachments/275267435945263104/544154785943650334/dep_disabler.bat
Now you can Launch IW4x. Black screen problem is gone now 🙂