Check SMSAdminUI.log for any specific error, refer the below blog for more details
http://sccm-local-admin.blogspot.com/2019/08/sccm-console-cannot-connect-to-remote.html
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After I installed the Configuration Manager 2111 Hotfix on the server, several people are no longer to run the Configuration Management Console. They get the message "The Configuration Manager Console cannot connect to the Configuration Manager site database. Verify the following"
However I am able to run the console from the server and my PC.
Check SMSAdminUI.log for any specific error, refer the below blog for more details
http://sccm-local-admin.blogspot.com/2019/08/sccm-console-cannot-connect-to-remote.html