Looking for logging into the Backend Typo3 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 Backend Typo3 site. After that you can login as usual with your login credentials.
https://www.typo3-handbuch.net/?id=137
https://www.typo3-hilfe.eu/online-hilfe/basiswissen/anmelden/
https://docs.typo3.org/typo3cms/GettingStartedTutorial/GeneralPrinciples/BackendAndFrontend/Index.html
https://www.typo3.tum.de/index.php?id=165&L=0
https://www.uni-konstanz.de/typo3-redaktionshandbuch/einstieg/login-ins-typo3-backend/
https://www.mittwald.de/blog/cms/typo3-cms/kein-zugang-zum-typo3-backend-und-jetzt
https://www.youtube.com/watch?v=3ACfhVypLeQ
https://jweiland.net/hosting/hilfe-support/zugangsdaten.html
https://www.typo3.net/forum/thematik/zeige/thema/126466/
https://die-netzmacher.de/titel/typo3-so-schoen-kann-das-login-sein/
https://www.web-vision.de/support/Knowledgebase/Article/View/11/56/wie-kann-ich-mich-bei-typo3-in-das-backend-einloggen
https://www.web-vision.de/support/Knowledgebase/Article/View/362/57/typo3-systemnachricht-fur-backend-user
https://www.web-vision.de/support/Knowledgebase/Article/View/448/5/kein-login-ins-typo3-backend-nach-domainumzug