However, external facebook chat clients can still see you active, so they can know you blocked them by comparing your status from the facebook web interface (where you’ll be offline) and the external client (where you’ll be online).
Hata hivyo, nje facebook chat wateja bado unaweza kuona wewe kazi, ili waweze kujua wewe imefungwa yao kwa kulinganisha hali yako kutoka mtandao interface facebook (ambapo utasikia kuwa offline) na mteja nje (ambapo utasikia kuwa online).