1. Verify Game Files

Missing or damaged game file is another known culprit of call of duty crashing on PC. But don’t worry, the in-built repair tool of the Battle.net client allows you to do a check and repair easily.

1) Run your Blizzard Battle.net client.

2) Click Call of Duty in the left pane. Then, click Options and select Scan and Repair from the drop-down menu.

3) Click Begin Scan.

Relaunch the game after the process finishes, and see if everything goes back to normal. If COD keeps crashing, head to the next fix below.