Invite all friends in Facebook Group in a Click

in only one click i hope you will like this method and enjoy it a lot and a lot so follow the below steps.

1 Goto the google chrome extensions click here to go Navigate 

2.search in the search box "Invite all " or click on this link "Invite All" and click on add on

 3. Now open your account and goto you group to invite your all friends at once and click on this extension located on the left upper corner

click on it and wait utill all your's friends will be invited