Try to launch OBS in the safe mode (no plugins loaded) when it asks you to launch "normally" or "safe mode". Usually, without the plugins, OBS closes without the program crash.
Because, this crash report:
Code:
Unhandled exception: c0000005
Date/Time: 2025-11-22, 23:09:39
Fault address: 7FFB20ABF0F0 (c:\program files (x86)\obs-studio\bin\64bit\obs.dll)
libobs version: 32.0.2 (64-bit)
Windows version: 10.0 build 19045 (release: 22H2; revision: 6466; 64-bit)
CPU: AMD Ryzen 9 3900X 12-Core Processor
Thread A540: libobs: graphics thread (Crashed)
Stack EIP Arg0 Arg1 Arg2 Arg3 Address
000000F41F84F580 00007FFB20ABF0F0 0000000000000000 000002286DE972E0 0000000000000000 0000000000000780 obs.dll!obs_view_render+0x70
000000F41F84F5B0 00007FFB20ABB2C3 0000000000000000 000000F41F84F7E0 0000022757C7B688 00007FFB70F728E9 obs.dll!render_main_texture+0x1d3
000000F41F84F630 00007FFB20ABCF97 000002286DE972E0 000002286DE972E0 0000000000000000 000002273CACB100 obs.dll!render_video+0xf7
000000F41F84F6E0 00007FFB20ABDC1C 0000000000000003 0000000000000001 0000000000000002 0000022739B82640 obs.dll!output_frame+0x14c
000000F41F84F830 00007FFB20ABE775 0000000000000000 0000E27FF41F627C 000002275838B4E0 0000000000FE502A obs.dll!obs_graphics_thread_loop+0x365
000000F41F84F8E0 00007FFB20ABECDF FFFFFFFFFFFFFFFF 00000243CA2CFEF7 000000F41F84F9F0 00000227580139B0 obs.dll!obs_graphics_thread+0x12f
000000F41F84F990 00007FFB60C71461 000002273CE3FB40 0000000000000000 0000000000000000 0000000000000000 w32-pthreads.dll!ptw32_threadStart+0x171
000000F41F84FA00 00007FFB70F71BB2 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ucrtbase.dll!0x7ffb70f71bb2
000000F41F84FA30 00007FFB73587374 0000000000000000 0000000000000000 0000000000000000 0000000000000000 kernel32.dll!0x7ffb73587374
000000F41F84FA60 00007FFB7387CC91 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ntdll.dll!0x7ffb7387cc91
Thread 1298:
Stack EIP Arg0 Arg1 Arg2 Arg3 Address
000000F41E4FA288 00007FFB738CD624 00007FFB20B24FC8 000000F41E4FA308 0000022775FF98C0 00000227583E3750 ntdll.dll!0x7ffb738cd624
000000F41E4FA290 00007FFB7156B6AE 000002275819D020 0000000000000001 0000000000000000 00000000000017CC kernelbase.dll!0x7ffb7156b6ae
000000F41E4FA330 00007FFB60C74A8F 0000022739A5AC60 0000022775FF98C0 000000F41E4FA499 00000227583E3750 w32-pthreads.dll!pthread_mutex_lock+0x9f
000000F41E4FA3A0 00007FFB20A58D9B 0000000000000000 0000000000000000 0000022739A5AC60 0000022775FF98C0 obs.dll!obs_canvas_clear_mix+0x2b
000000F41E4FA3D0 00007FFB20A58889 0000022775FF98C0 00000227760EAC60 000002273554CB40 00000227760EAC60 obs.dll!obs_canvas_destroy+0x29
000000F41E4FA410 00007FFB20A5843C 0000022739A5AC60 00000227583E3750 00000227583E3750 00000227583E3748 obs.dll!obs_canvas_release+0x4c
000000F41E4FA440 00007FF7EBB71727 000002282D830F80 000002282D830F80 000000F41E4FA990 0000022739A5AC60 obs64.exe!OBSBasic::ClearSceneData+0x3c7
000000F41E4FA500 00007FF7EBB3F2DF 0000000000000000 00000227354E7D00 000000F41E4FA990 0000022739A5AC60 obs64.exe!OBSBasic::closeEvent+0x70f
...
points to render intrusive plugin (that made broken OBS render on application close). You have many of such plugins installed and loaded, so it is hard to say which one fails here.