When you use OBSE via obse_loader.exe , you bypass the launcher entirely. You set your graphics options once via the launcher, then never open it again.
Historically, this launcher was designed to ensure the game ran correctly on the hardware of 2006. It acts as a bridge between the Windows operating system and the game engine. However, nearly two decades later, this bridge has become rickety. Modern Windows (10 and 11) and modern hardware often conflict with the launcher's initial checks, leading to the notorious "Oblivion Launcher has stopped working" error. oblivion launcher exe
Your INI file is often the culprit.
When you install Oblivion (typically via Steam or GOG), the directory contains two primary executable files: When you use OBSE via obse_loader
You need to edit the RendererInfo.txt file located in Program Files (x86)\Steam\steamapps\common\Oblivion . It acts as a bridge between the Windows