Looking for logging into the Jira Service Desk Knowledge Base 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 Jira Service Desk Knowledge Base site. After that you can login as usual with your login credentials.
https://confluence.atlassian.com/jirakb/guide-to-link-knowledge-base-to-jira-service-desk-for-unlicensed-user-816677228.html
https://confluence.atlassian.com/servicedeskcloud/serving-customers-with-a-knowledge-base-732528995.html
https://community.atlassian.com/t5/Confluence-questions/Customers-need-to-login-to-Confluence-before-access-the/qaq-p/634738
https://www.atlassian.com/blog/jira-service-desk/6-steps-to-create-knowledge-base-jira-service-desk-confluence
https://confluence.atlassian.com/servicedeskserver035/serving-customers-with-a-knowledge-base-894759682.html
https://confluence.atlassian.com/servicedeskserver/set-up-a-knowledge-base-for-self-service-956713310.html
https://confluence.atlassian.com/servicedeskcloud/blog/2017/04/introducing-the-login-free-portal-for-jira-service-desk-cloud
https://community.atlassian.com/t5/Jira-Software-questions/Linking-Jira-Service-Desk-to-a-Confluence-Knowledge-Base-with/qaq-p/790746
https://community.atlassian.com/t5/Jira-Service-Desk-questions/Is-there-any-way-for-Service-Desk-to-generate-kb-links-that-do/qaq-p/847580
https://info.seibert-media.net/display/DOC/Knowledge+Base+Custom+Field+for+Service+Desk+-+Documentation+1.0
https://jira.atlassian.com/browse/JSDSERVER-1551
https://blog.valiantys.com/en/jira-en/confluence-knowledge-base/
https://community.atlassian.com/t5/Jira-questions/Portal-Only-JIRA-Service-Desk-customer-can-t-login-with-existing/qaq-p/588732