Brief: this option enables you to choose and add BB codes.
Firstly: View the added codes
1- Login to Cpanel
2- From the side list, select (Tools)> then (BB Code Manager) as shown in the below picture: 
The codes will show up as below :
Secondly: Add BB Code
1- Login to Cpanel
2- From the side list, select (Tools)> (BB Code Manager) then > press(Add New BBCode) icon, and the below picture will be shown:
- Title: is the new code title.
 - BBCode Tag Title: is the approved tag inside brackets with the code.
 - Replace: This is the HTML replacement code for the BBCode.
 - Example: enter a sample of the new code function.
 - Description: enter more details of the new added code.
 - Use {option}: enables to use (Tag)
 - Button Image (Optional): it enables to add new image of the code to be viewed.
 - Remove Tag: it enables to remove the tag if it has no content.
 - Disable BBCodes Within This BBCode: enables to deactivate codes of BB Code.
 - Disable Smilies Within This BBCode: enables to deactivate emojis of BB Code.
 - Disable Word Wrapping Within This BBCode: enables to activate or deactivate the text wrapping.
 
Thirdly: Testing BB Codes
1- Login to Cpanel
2- From the side list, select (Tools)> then (BB Code Manager) as shown in the below picture: 
The below template will show up:
 Please Wait...