This can be done using the Shortcuts tab of the Customize Perspective dialog. To configure shortcuts: Switch to the perspective that you want to configure.
Select Window → Perspective → Customize Perspective →Open the Shortcuts tab and choose the sub menu whose shortcuts you want to edit.
Use the Categories tree to turn groups of related shortcuts on or off, or select categories to work with individual menu items in the Shortcuts list.
Click OK to cause the changes to take effect.