How can I not fix the application on the taskbar under Win7?

The commonly used application is fixed to the taskbar so that we can open it for use, but some of it means that the operation can't, that is, it can't fix the application on the taskbar. How to solve this problem?

Procedure:

1, click on the Start menu operation button, the input gpedit.msc Enter to open Group Policy Editor;

2, the groups In the policy editor, open the User Configuration--Administrative Template--&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&& >

3, in the properties window that opens, check "“not configured" or "disabled" and click OK to exit. After restarting the computer to make the settings take effect, you can fix the application to the taskbar. Got it. After

If that does not solve the set, the user can restart the computer to solve.