Modern Warfare 2 MW2: Fix Error 25509

If you are wondering how to fix the error 25509 that you have been experiencing while playing Call of Duty Modern Warfare 2 Season 1 on your Xbox console.


Well, you’ll get this error due to a problem with your connection and to fix it, first, you need to unplug the power cable from the back of your router or modem and wait 5 minutes.


Press and hold the Xbox button on your console for 10 seconds or until it turns off, then wait 2 minutes before turning it back on.

Modern Warfare 2, MW2, Fix Error, 25509

After 5 minutes, first plug in the modem and wait for all lights to return to normal. if using a router, plug in the router and wait for all lights to return to normal.


If the problem persists, feel free to check the server status page to see if the servers are offline or contact Activision support.