Upload the files from UPLOAD to your MyBB root directory.
Copy the CSS included in the package (STYLES.txt) into your theme stylesheets (for example global.css).
Insert the {$dvz_shoutbox} variable into your index template.
Install the plugin in the ACP
MyBB Support
Mybb how to install plugins?
Submitted by cheatz, 18-05-2018, 11:57 PM, Thread ID: 89002
Thread Closed
RE: Mybb how to install plugins? 19-05-2018, 08:59 AM #2 I will be your website dev - PM
Upgraded by Deleted_44 
Write if you need some link
Never argue with an idiot. They will only bring you down to their level and beat you with experience
19-05-2018, 08:59 AM
#2 I will be your website dev - PM
Upgraded by Deleted_44
Write if you need some link
Never argue with an idiot. They will only bring you down to their level and beat you with experience