Looking for logging into the Sign In With Your 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 Sign In With Your site. After that you can login as usual with your login credentials.
https://support.google.com/accounts/answer/6361026?co=GENIE.Platform%3DAndroid&hl=en
https://support.google.com/accounts/answer/7222352?co=GENIE.Platform%3DAndroid&hl=en
https://docs.microsoft.com/en-us/azure/active-directory/user-help/user-help-auth-app-sign-in
https://accounts.google.com/ServiceLogin
https://support.apple.com/en-us/HT204053
https://support.office.com/en-us/article/sign-in-to-office-b9582171-fd1f-4284-9846-bdd72bb28426
https://www.dropbox.com/help/sign-in/sign-in-out
https://accounts.o2.co.uk/signin
https://www.lynda.com/signin/organization
https://helpx.adobe.com/x-productkb/global/resolve-social-sign-in-errors.html
https://helpx.adobe.com/x-productkb/global/adobe-id-social-sign-in.html
https://signin.ea.com/p/web2/login?fid=RlMwOjEuMDoyLjA6Z1Awc0RZZlJyZGI1UzFGUUozN1FpNDI1Om9oOGU5
https://support.plex.tv/articles/200878643-sign-in-to-your-plex-account/