Increase the Jump list on win 7

Change and modify the default number of frequently used or recent items in the Windows 7 Jump List

1. Right click on Start button.
2. Select Properties.
3. Click on Customize button.
4. Under the “Start menu size” section at the bottom of the “Customize Start Menu” dialog, set a new value for Number of recent items to display in Jump Lists option
5. Click OK twice to make the change effective immediately.