Take this with a lump of salt: http://katze-mit-wut.azundris.com/archives/126-Microsoft-IntelliMouse-Explorer-2.0,-linux,-xemacs,-and-x.org.html The 'resolution' option in the xorg.conf, has helped me in the past. My only MS optical mouse died a while back, so I'm really not much help - sorry. Chris -- fedora-list mailing list fedora-list@xxxxxxxxxx To unsubscribe: https://www.redhat.com/mailman/listinfo/fedora-list