Looking for logging into the Localhost 8888 Admin 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 Localhost 8888 Admin site. After that you can login as usual with your login credentials.
https://wordpress.stackexchange.com/questions/38010/cannot-access-admin-panel
https://wordpress.org/support/topic-tag/localhost8888/
https://wordpress.org/support/topic/wp-admin-login-does-not-go-to-dashboard-on-localhost/
https://pitstop.manageengine.com/portal/community/topic/unable-to-access-http-localhost-8888-adminlogic-cc-from-server
https://www.sitepoint.com/community/t/http-localhost-8888-access-w-out-internet/6289
https://stackoverflow.com/questions/44933800/mamp-accessing-wp-admin-page
https://community.magento.com/t5/Installing-Magento-1-x/http-localhost-8888-magento-index-php-install-wizard-config/td-p/754
https://www.prestashop.com/forums/topic/375091-admin-login-loop-cant-get-the-admin-panel/
https://coderanch.com/t/507604/application-servers/trouble-accessing-http-localhost-Tomcat