Looking for logging into the Mac Can Not 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 Mac Can Not site. After that you can login as usual with your login credentials.
https://www.macworld.com/article/2868032/what-to-do-if-your-mac-refuses-to-accept-your-password.html
https://apple.stackexchange.com/questions/179121/my-macbook-pro-will-boot-up-but-wont-login
https://discussions.apple.com/thread/8346527
https://support.apple.com/en-us/HT202860
https://www.lifewire.com/create-new-admin-account-for-login-issues-2259976
https://forums.macrumors.com/threads/cant-login-after-updating-to-mojave-beta.2129722/
https://community.spotify.com/t5/Desktop-Mac/Can-t-login-to-mac-spotify-app/td-p/4398584
https://macreports.com/cannot-send-or-receve-messages-on-your-mac-fix/
https://appletoolbox.com/2018/07/how-to-disable-the-login-password-on-mac/
https://appletoolbox.com/2016/10/macbook-will-not-start-macos-sierra-update-fix/
https://answers.microsoft.com/en-us/msoffice/forum/msoffice_officeinsider-mso_mac-msoinsider_outlook/outlook-2016-for-mac-version-1612-cant-login-due/0925148f-be1c-4381-8c40-974488a7fcca
https://support.office.com/en-us/article/i-can-t-connect-to-my-exchange-account-372b793f-e8d3-4aed-a3a9-dbfbfad97c6d
https://www.cnet.com/how-to/common-mac-problems-how-to-fix/