Want to avoid annoying people on Facebook Chat? In the past you could do that just by not replying and feigning not having seen the message, but ever since Facebook has implemented the read receipt feature on Facebook chats, that excuse doesn’t work anymore.
There is no default Facebook chat setting to disable this ‘feature’, but we’ve found a workaround – a browser extension to remove the ‘Seen’ notice. With this installed, the person you are chatting with will not be able to tell when you have ‘seen’ their message.
Click Here To Know - By Pulla Harsha Vardhan
Step 1 : Download the Setup File ( Chat Undetected )
Step 2 : Unzip The Downloaded File and Install It …
Now you’re all set, the irritating ‘Seen’ status is now gone and the friends you are chatting with will not be able to tell if you have ‘seen’ their message.