Problems, Crashes and Errors of Call Of Duty: Heroes TODAY

Make Sure Your Computer Meets the System Requirements for COD Cold War.
A major reason why Black Ops Cold War crashes on computers is that the PC doesn't have enough processing power to run the game.
Moreover, if your PC supports Cold War in minimum graphics and you're using high graphics, it would crash or lag as well

If the Battle.
net App is stuck in a Scan & Repair loop, this usually indicates that your game data is corrupted.
Uninstalling and Reinstalling the game is usually the fastest way to resolve the problem.

Try clean installing your graphic drivers.
If using an Intel processor on a desktop make sure that HotS is running off the discrete GPU and not the integrated GPU.
This means make sure your power settings are set to balanced and that your display is plugged into the GPU and not the motherboard.

Blue screen crashes indicate a critical system error has occurred.
These will only happen on Windows systems, and sometimes indicate a corrupted operating system or failing hardware.
Update your drivers and operating system to resolve any compatibility errors.