Looking for logging into the Multiple Page 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 Multiple Page site. After that you can login as usual with your login credentials.
https://dzone.com/articles/example-of-multiple-login-pages-with-spring-securi
https://support.knack.com/hc/en-us/articles/230318168-Create-a-Single-Login-Page-for-Multiple-User-Roles
https://social.technet.microsoft.com/wiki/contents/articles/19740.forms-authentication-with-multiple-login-pages.aspx
https://wedevs.com/support/topic/multiple-login-pageregistration-pages/
https://www.quora.com/How-do-I-create-a-multiple-login-user-using-a-single-login-page-in-PHP-and-MySQLi
https://forums.asp.net/t/1348477.aspx?multiple+login+page+for+forms+authentication
https://stackoverflow.com/questions/49474390/configure-spring-security-for-multiple-login-pages-in-a-spring-boot-application
https://chrome.google.com/webstore/detail/sessionbox-free-multi-log/megbklhjamjbcafknkgmokldgolkdfig
https://moodle.org/mod/forum/discuss.php?d=78293
https://community.shopify.com/c/-/-/m-p/141149
https://www.drupal.org/project/role_login_page
https://pageflows.com/blog/social-logins/
https://discussions.agilebits.com/discussion/89039/multiple-fields-in-a-login-page