Step::1 Login to your cPanel account
Step::2 Look for the FILES section, click on FTP Connections icon
Step::3 Under Current Connections you will see the list of the FTP connections (On this page, you see a list of current people logged into your site via FTP and what they are doing. You can also connection details, like IP, Login Time, Connection Status, Process ID)
Step::4 Use the Reload button, to reload the active connections
Step::5 If you want to disconnect a user, click the Disconnect link.
Visit our Blog for more details. You can also watch the video here.