Download the attached file into your Slade 3 folder. You can find Slade 3 here: http://slade.mancubus.net/index.php?page=downloads
How to convert
- Open the WAD you want to convert
- Select the lumps you want to convert
- Right click and select the GFX menu.
- Then click Convert GFX to... to on the lump you want to convert(right click on any of the many lumps if you have multiple you want to convert)
- For the Current Graphic, select the SRB2 1.09.4 pallete, and for the Converted Graphic, select the SRB2 2.0 pallete.
- After that, click Convert All, and let it do its job!
And you are done! That was easy, wasn't it?