Requirements

Windows 10 (Windows 7 works but isn't actively tested)
Supports Steam/Retail v1.0, Retail v1.1 and GOG v1.1

Features

Support for native resolution ingame (tested up to 3840x2160)
Support for high DPI display resolutions (Steam; not required for GOG)
Fixes alt-tab crashes (Steam; not required for GOG)
Fixes various internal errors (Steam; not required for GOG)
Performance boost (Steam; not required for GOG)
Windows 7 color fix (Steam; not required for GOG) - not actively tested

Instructions

Copy & paste d3drm.dll and subtitans.dll in your Submarine Titans folder.
Open STConfig.exe and select 1280x1024.
Run the game (through ST.exe or Steam).

Known bugs

1366*768 does not function correctly, reverts to 1280x768 ingame.

Uninstall

Deleting SubTitans.dll will disable the ingame patches.

Download latest version here: https://github.com/UnknownException/SubTitans/releases

Credits to "UnknownException".