How do I adjust the Win7 system taskbar optimum height?

How do I adjust the Win7 system taskbar optimum height?

1, press the "Win+r" key combination to open the run, in the Run box, enter "regedit" press ENTER to open the Registry Editor;

2, in order to expand the left of the registry "Hkey_current_user/software/microsoft/windows/currentversion/explore/taskband";

3, in the right margin of the right button, select "New"-"Dword (32-bit) value", the value named "Minthumbzizepx";

4, double-click Open for "minthumbzizepx" value, change its numerical data to "300" Click OK Save Settings, logout Win7 operating system, we can see the change, the general task bar can directly display the two rows of the open program of the card, if not enough, we can put the value to raise, Satisfied.