We haven't found a solution for this.Duke Nukem Forever is popular among the gaming community for taking decades to develop it was initially announced in 1997 following the success of Duke Nukem 3D. When you've saved a game and load it, dynamic lightning does not function anymore.

Copy the zip file into the autoload folder that you have created for the HRP.

Download the zip file with the sound pack.

Make sure you check the update pack section on the EDuke32 download page for latest changes, as well as the sound pack. If the game doesn't run smooth enough, there are options to run the game with another renderer.

Set the Hires Texture Quality slider to the right.

Once the game has started, check the video settings of the game:

The high resolution pack will be loaded automatically.

Check the enable autoload folder option.

Check the polymer and full screen options.

Save the HRP zip file into the autoload folder (no need to extract contents).

Download the Duke3D HRP v5.4 ZIPFILE (890 MB) - Standalone HRP file.

Visit the Download page for the EDuke32 HRP v5.4.

Create a folder called autoload in the EDuke32 folder.This HRP requires a working version of the EDuke32 engine (see above). Worth the download! To use the HRP, you need to have the EDuke32 engine working, as described above. This enables 3D models of your enemies and high quality graphics. There's a high resolution pack available for use with the EDuke32 engine. When the game has started, remember to take a look at the video setup (options - video settings - texture filter and renderer setup) to change the settings to the highest possible values for a better experience. You can only select the highest resolutions if you also check the fullscreen checkbox. Don't have the game files? You can also download the rerelease from Steam!.

Copy the Duke Nukem 3D game files ( DUKE3D.GRP and DUKE.RTS) to that same folder.Copy the contents of the downloaded zip file with 7Zip to an empty folder of choice.For 64 bits Windows, choose eduke32_win64_202xxxxx-xxxx.7z.For 32 bits Windows, choose eduke32_win32_202xxxxx-xxxx.7z.Download the EDuke32 engine (click on the download button).

Download duke nukem forever engine