: Right-click the game executable, go to Properties > Compatibility , and run it in compatibility mode for Windows 7 or Windows 8 .

Troubleshooting a installation often involves resolving crashes, "Out of Memory" errors, and initialization failures. Because the CODEX release is a third-party version, typical Steam fixes may not always apply directly.

: Open Windows Security > Virus & threat protection > Manage ransomware protection . Either turn off "Controlled folder access" or add the game's .exe as an allowed app .

: "Extra" or "Ultra" textures frequently cause memory leaks. Changing these to "High" can prevent crashes.

: A known conflict exists with the "Touch Keyboard and Handwriting Panel" service. Open Services.msc , find this service, and set it to Disabled to stop immediate startup crashes. 2. Resolution for "Insufficient Disk Space" (5MB Error)

If your game progress isn't saving, it is likely due to Windows Security blocking the crack's attempt to write save data.

Advanced Warfare's PC port often suffers from optimization issues that can be mitigated with specific in-game settings.