Windows XP is an obsolete platform for OBS Studio. There is no safe, functional, or supported way to use modern OBS features on XP. Any “working” setup will be limited to local recording only, using a decade-old, insecure software version that cannot interact with current streaming services.
Install the absolute latest driver available for your GPU for Windows XP. Limitations to Keep in Mind obs studio windows xp
Warning: The official OBS website no longer hosts these builds. You will need to visit trusted archival repositories (like GitHub or VideoHelp) but be very wary of malware. Windows XP is an obsolete platform for OBS Studio
Here is the technical breakdown of why Microsoft and the OBS team stopped supporting XP: Install the absolute latest driver available for your
While no stable version of OBS Studio officially supports XP, the development builds from 2014–2015 do. Specifically, is the "Holy Grail" for XP users.