We can clear VMware vSphere client history through windows regedit. below are the steps.
Type Windows+R to launch the RUN Type regedit , select yes when prompted for confirmation, go to HKEY_current_users\software\VMware\VMware Infrastructure Client\Preferences . (OR) Ctrl+F then type RecentConnections .
Right side window you can find RecentConnections Right click and Modify value data Delete any appropriate entries, and click OK.
Hope this will be informative for you Thanks for Reading !