Install wordpress-xrds-simple by entering the following commands in the terminal:
sudo apt update sudo apt install wordpress-xrds-simple
Description:
XRDS-Simple plugin for WordPress
XRDS-Simple is a profile of XRDS, a service discovery protocol which used in the OpenID authentication specification as well as OAuth. This plugin provides a generic framework to allow other plugins to contribute their own service endpoints to be included in the XRDS service document for the domain.
Homepage: http://wordpress.org/extend/plugins/xrds-simple/
Version: 1.2-1
Section: universe/php