How to Fix Random PC Games Crashing to Desktop (CTD) Without Error

Random game crashes to desktop without an error code indicate system instability or software conflicts. Follow this step-by-step resolution path: 1) Memory Stability Testing: Run MemTest86 or TestMem5 (Anta777 profile) for 30 minutes to verify RAM XMP/EXPO stability. 2) DDU Clean Graphics Driver Reinstall: Boot Windows into Safe Mode, run Display Driver Uninstaller (DDU) to wipe GPU drivers, and install the latest standalone driver. 3) System File Verification: Open Command Prompt as Administrator and run 'sfc /scannow' followed by 'DISM /Online /Cleanup-Image /RestoreHealth'. 4) Power Supply Voltage Spikes: Verify your PSU can handle transient GPU power spikes without tripping internal protection (OPP/OCP).