Agents are often logged back into the portal automatically after logging out because their browsers might be set to remember their login credentials. To prevent this from happening, agents can clear their browser's cache and cookies or disable the browser's auto-fill feature.

It is also possible that the agents' accounts have been set to remain logged in for a certain period of time. This can be adjusted by navigating to Admin > Account Settings > Service Desk Security > Session Timeout. Here, you can set the session timeout to a value that suits your needs.

Adjusting Session timeout setting

If none of the above solutions work, it is recommended to contact the support team by dropping an email to for further assistance. They can help troubleshoot the issue and provide a solution that is specific to your account and portal settings. 

Agents being logged back into the portal automatically after they log out can be caused by various reasons such as portal settings, browser settings, and account settings. By adjusting these settings or seeking assistance from the support team, agents can prevent this issue from occurring in the future.