How to Clear Chat History in Facebook – Delete all Messages in Facebook in a Click

This is a easy method I found from web and had customized it to make it work properly. You don’t need to download any special softwares for this and this will work on all browsers like Firefox, Chrome, Opera, sea monkey, Flock, Opera mini, Dolphin, UC Browser, Android Browser, epic etc which supports bookmarks You just need to add the below given link into the bookmarks, open the facebook account and  then open the bookmarked tab. This will automatically deletes all the messages in the screen. To do this, follow the steps given below ;-

1. Copy the link below and add it to your Bookmark history. You can do this by copying the code given below and manually adding it to your bookmark. Alternatively, You may Drag the link to your bookmarks tab. If you are on chrome, you may have to press "CTRL + SHIFT + B” for the bookmarks tab to appear. Just drag the link and drop it to the Bookmarks tab
   Javascript to Clear Chat History ( Right click -> Copy link address )
2. Open the Facebook and navigate to Facebook –> Messages
3. Now click on the Bookmarked link on your bookmark tab. All the Messages will be deleted