Chat history manager Chrome extension which can save your Facebook chat messages in your local environment. You can view your chat history anytime either online or offline. Your messages are securely stored and only person passed the Security Check can view saved messages.Note that all messages are stored in your client, this application won't store your chat history on server.
Usages: *1.Create your account.(Required!) After extension installed, go to Options page of this extension and select Create Account. The ID used to create local account is a ten or more digit number that facebook used to identify each member.
How to get Facebook ID: In Options page, click "Get Facebook ID" link, then wait for login page appear, login and then click "Click to get Facebook ID after login" button.
2.View chat history. Click Facebook Chat History Manager icon from toolbar
3.Delete chat history. To delete messages, you can select the messages to be deleted then click delete button on the top of view history messages page.
4.Modify/Delete Account You can find link in Options page of this extension