Hi,
Here are the steps for stopping webclient. I would recommend to reinstall the webclient with a custom portnumber. so that you can use both STS and webclient at the sametime.
How to stop, start, or restart vCenter Server 6.x services (2109881) | VMware KB
Stopping vCenter Server and/or Platform Services Controller services
To stop a vCenter Server and/or Platform Services Controller service if it has started using the vSphere Web Client:
- Log in to the vSphere Web Client with a vCenter Single Sign-on administrator account.
- Navigate to Administration > Deployment > System Configuration.
- Click Services to view the list of all services within the vCenter Server system.
- To view the services for a specific node, click Nodes, select the node in question and click the Related Objects tab.
- Right-click on the service you would like to stop and select Stop.
To stop a vCenter Server and/or Platform Services Controller service if it is has started using the command-line:
- Log in as an administrator to the server that is running vCenter Server and/or Platform Services Controller.
- Open an administrative command prompt.
- Run this command to change to vCenter Server and/or Platform Services Controller installation directory:
cd C:\Program Files\VMware\vCenter Server\bin
Note: This command uses the default installation path. If you have installed vCenter Server and/or Platform Services controller to another location, modify this command to reflect the correct install location.
- Run this command to list the vCenter Server and/or Platform Services Controller services:
service-control --list
- Run this command to stop a specific service:
service-control --stop servicename
- Run this command to stop all services:
service-control --stop --all
- To perform a dry run of the command, add the option --dry-run to the command. This displays the actions that command run, without executing the actions.
For example:
service-control --stop --all --dry-run