Looking for logging into the Nvidia Error 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 Nvidia Error site. After that you can login as usual with your login credentials.
https://forums.geforce.com/default/topic/1055326/shield-tv/shield-cannot-login-to-nvidia-account/
https://www.nvidia.com/en-us/account/login-gate/
https://askubuntu.com/questions/989012/how-to-fix-the-nvidia-login-issue-with-ubuntu
https://www.nvidia.de/object/support-de.html
https://www.drivereasy.com/knowledge/geforce-experience-unable-to-connect-to-nvidia-2016-solved/
https://www.reddit.com/r/nvidia/comments/9g2iuk/remove_mandatory_login_of_geforce_experience/
https://stackoverflow.com/questions/50131428/ubuntu-16-04-lts-login-loop-after-updating-driver-nvidia-396
https://www.computerbild.de/download/Nvidia-GeForce-Experience-8420641.html
https://bugzilla.redhat.com/show_bug.cgi?id=1643302
https://nvidia.custhelp.com/app/utils/login_form
https://bugs.launchpad.net/bugs/1752053
https://forum.quartertothree.com/t/wtf-nvidia-login-now-required-in-geforce-experience/126678
https://wiki.archlinux.org/index.php/NVIDIA/Troubleshooting