Call of Duty: Modern Warfare II on Steam. Call of Duty: Modern Warfare II drops players into an unprecedented global conflict that features the return of the iconic Operators of Task Force 141. Recent Reviews: Mostly Negative (406) - 20% of the 406 user reviews in the last 30 days are positive.

A poor and unstable Internet connection may also lead to the Modern Warfare 2 not launching PC  issue. Therefore, when the issue comes out, you should check your Internet connection as well. To improve your network, you can try restarting your router and modem.