Looking for logging into the Joomla Class Or Logout site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Joomla Class Or Logout site. After that you can login as usual with your login credentials.
https://www.joomlashack.com/blog/joomla/login-and-logout/
https://forum.joomla.org/viewtopic.php?t=325172
https://joomla.stackexchange.com/questions/16023/change-login-to-logout
https://www.i-programmer.info/programming/joomla/1011-login-logout-changing-menus-according-to-state.html
https://www.gutefrage.net/frage/joomla3-login-logout-link-im-menue-wie
https://stackoverflow.com/questions/8344144/logout-programmatically-with-joomla
http://extensions.bowthemes.com/extension-user-guide/BT_Login_User_manual_v2.0.pdf
https://www.kunena.org/forum/188-Kunena-Login-M-Archive/119509-login-module-1-7-2-redirect-to-current-page
https://www.collectiveray.com/joomla/joomla-tutorials/customizing-the-joomla-login-for-different-users.html
https://www.youjoomla.com/joomla-extensions/yj-pop-login-free-joomla-login-module.html
https://github.com/joomla/joomla-cms/issues/11176
https://extstore.com/support/documentation/plugins/login-popup
https://books.google.de/books?id=nSyv5MohAyUC&pg=PA101&lpg=PA101&dq=joomla+class+login+or+logout