Delete Facebook Messages With Single Click

This extension adds a button in your pages of Facebook messages to delete them quickly, and buttons to delete individual messages, without leaving the page.

Link to install : https://chrome.google.com/webstore/detail/bcocobblkopblinfbnooeofbabijdefp

 

Will this delete the entire conversation or just the selected message(s) only?

 

this extension have both the function , you can select one to delete or delete all

 

oh, this is a nice info. i have been wondering how to do that.