Initiate chat with website customers in Live Chat
1) From WordPress dashboard. 
Text Change in Live Chat 
3) Find the setting "Chat texts" and "Hello" message. Type the text you need. 
Mobile Chat Apps for IOS and Android
in Google Play market or AppleStore.
White-list Live Chat host to 'mod_security' for an appropriate work of chat
The Live Chat admin panel returns a notification that I use ModSecurity service and have to white-list your site. How can I do it?
Live Chat extension for Chrome browser and desktop notifications
https://www.youtube.com/watch?v=HgmSq2yPEk8
Setup particular operator for specific website 
Yes, it is possible to setup a particular chat operator for a particular website. Follow the guidance below: 
Setup Chatbox position (right / left) from Chat plugin in Wordpress dashboard
Follow the guidance below: 
Setup Live Chatbox width from Wordpress dashboard 
Follow the guidance below to widen or narrow the chatbox: 
Setup Chat Status Indicator in Live Chat 
It is possible to setup chat status indicator that will be shown in your chatbox. 
Delete chats from Archive in Live Chat
I would like to delete messages from my Archive. How can I do it? 
Delete account / operator / admin in Live Chat
in front of the user you want to delete
Live Chat Texts. Change of Name title in chatbox
type another name of this field. In our example it is 'Your Full Name'.
Change Live Chat Offline text to show on chatbox
Type the text for the field "Offline chat message";