We cannot promise that KenKen will function perfectly on all systems. We try to stay up-to-date with the newest versions of each system, and older versions must eventually become unsupported. To get the best web experience from KenKen, we recommend using the most recent updates of the software you use.
Next, update the browser that you use to access KenKen.com with. See below for instructions on how to update:
Click the "Firefox" menu in the top right corner, click the help icon (?) at the bottom of the menu, and then About Firefox. Updates will automatically download. Click Restart Firefox to Update.
Click the Firefox menu, then About Firefox. Updates will automatically download. Click Restart Firefox to Update.
Not What You Were Looking For?
If you continue to have trouble with gameplay on KenKen.com, please check out troubleshooting steps for gameplay issues.