To remove Fuse IDE:
On the menu bar, click > .
Click to open the Fuse IDE Installation Details dialog opens.
If necessary, select the Installed Software tab.
Select Fuse IDE from the list of installed software.
Click to open the Uninstall Details dialog, with Fuse IDE listed.
Click to remove Fuse IDE.
Click to restart Eclipse.
If you downloaded and installed the full binary version (Eclipse included with FIDE), clicking the Restart Now button also removes Eclipse.