The zdoom-2.3.1.zip file you have requested: Modifications / ZDoom / v231 / ZDoom v2.3.1 (Win32) - 1.88mb is not available. Perhaps try browsing all files for the game Doom and upload any files you want to share or are missing. This is the only information we could locate:
ZDoom has been updated to version 2.3.1. This version:Fixes the bug that prevented you from switching weapons after respawning in multiplayer.Fixes a performance regression introduced in 2.3.0.Adds support for zip/pk3 files with LZMA and BZip ZDoom has been updated to version 2.3.1.