How To Uninstall FontForge
Mac OS X
Move the FontForge.app in your Applications folder to the Trash.
Windows
Go to Start, Programs, FontForge, Uninstall and run the uninstaller.
GNU+Linux
If you installed from source to /usr/local (the default) then you may type:
$ su password: # prefix="/usr/local" # rm -rf ${prefix}/bin/{fontforge,sfddiff,fontimage,fontlint} \ ${prefix}/lib/{libgdraw,libgunicode,libuninameslist,libspiro,libfontforge,libgutils,libgioftp}* \ ${prefix}/lib/pkgconfig/fontforge.pc \ ${prefix}/man/man1/{fontforge,sfddiff,fontimage,fontlint}.1 \ ${prefix}/share/doc/fontforge \ ${prefix}/share/fontforge \ ${prefix}/share/locale/*/LC_MESSAGES/FontForge.mo \ ${prefix}/include/fontforge
If you installed from a package manager, use the package manager commands.