Looking for logging into the Samsung Google Play Services You Need To 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 Samsung Google Play Services You Need To site. After that you can login as usual with your login credentials.
https://www.androidpit.com/how-to-fix-google-play-authentication-is-required-error
https://screentimelabs.com/help/fixing-google-play-services/
https://www.samsung.com/au/support/mobile-devices/google-play-store-will-not-load-or-download-apps/
https://android.stackexchange.com/questions/20369/getting-authentication-is-required-when-trying-to-access-the-play-store
https://play.google.com/store/apps/details?id=com.google.android.gms&hl=en_US
https://help.grindr.com/hc/en-us/articles/360005944834-Unable-To-Login-Google-Play-Service
https://productforums.google.com/forum/#!msg/play/jtoLWvt6Y8U/HjeipTFACQAJ
https://appuals.com/authentication-is-required-on-play-store/
https://forums.androidcentral.com/google-nexus-7-tablet-2013/351557-why-do-i-need-google-play-services.html
https://support.google.com/googleplay/troubleshooter/2402620?hl=en
https://www.reddit.com/r/PokemonGoSpoofing/comments/8yutxb/how_to_fix_google_play_services_update_problem/
https://support.office.com/en-us/article/resolve-app-installation-errors-in-google-play-store-abb73967-1758-497b-a6cd-27ef4094e7e3
https://support.vitalsource.com/hc/en-us/articles/222788768-Resolve-app-installation-errors-in-Google-Play-Store