# HTML 5 Viewer Web Socket Secure (WSS) - Failure !

## Problem

You are trying to establish remote connection using HTML 5 Viewer in HTTPS mode and you get the message "Web Socket Secure (WSS) - Failure".

## Cause

You are trying to acess Endpoint Central server in HTTPS mode. The Self Signed/Third Party certificates configured on the server is not recognized on the Safari browser.

## Resolution

You will have to configure the Safari browser to trust/allow secure web socket connections to the Endpoint Central server.

Follow the steps mentioned below when you try to access the Endpoint Central web console from the Safari browser:

1. You can see the prompt as shown below, you will have to click **Show Certificate**  
   ![](https://www.manageengine.com/products/desktop-central/images/html5viewer1.png)

2. Click **Trust** to accept certificates  
   ![](https://www.manageengine.com/products/desktop-central/images/html5viewer2.png)

3. Choose **Always Trust** option as shown in the image and click **Continue**  
   ![](https://www.manageengine.com/products/desktop-central/images/html5viewer4.png)

4. Click **Update Settings** to save the changes  
   ![](https://www.manageengine.com/products/desktop-central/images/html5viewer5.png)

You can now retry to establish remote connection. If problem still persists, then you can contact Endpoint Central support.

**Applies to:** Remote Desktop Management, Troubleshoot Remote Desktop, Remote Desktop Connection Problems

**Keywords:** Remote Desktop, Manage Remote Computers, Troubleshoot Remote Machines

## Other KB Articles

- [Agent Installation](https://www.manageengine.com/products/desktop-central/knowledge-base.html#agent-installation)
- [Configurations](https://www.manageengine.com/products/desktop-central/knowledge-base.html#windows-configurations)
- [Inventory Management](https://www.manageengine.com/products/desktop-central/knowledge-base.html#inventory-management)
- [Patch Management](https://www.manageengine.com/products/desktop-central/knowledge-base.html#patch-management)
- [Software Distribution](https://www.manageengine.com/products/desktop-central/knowledge-base.html#software-distribution)
- [Service Pack Installation](https://www.manageengine.com/products/desktop-central/knowledge-base.html#service-pack-installation)
- [Desktop Sharing](https://www.manageengine.com/products/desktop-central/knowledge-base.html#remote-desktop-sharing)
- [Active Directory Reports](https://www.manageengine.com/products/desktop-central/knowledge-base.html#active-directory-reports)
- [User Logon Reports](https://www.manageengine.com/products/desktop-central/knowledge-base.html#user-logon-reports)
- [Endpoint Central SP Upgrade](https://www.manageengine.com/products/desktop-central/knowledge-base.html#service-pack-upgrade)
- [Miscellaneous](https://www.manageengine.com/products/desktop-central/knowledge-base.html#miscellaneous)
- [» More](https://www.manageengine.com/products/desktop-central/knowledge-base.html)

## 24/5 Support

Support will be available 24hrs a day and five days a week (Monday through Friday), excluding USA & India public holidays.

Email: [desktopcentral-support@manageengine.com](mailto:desktopcentral-support@manageengine.com)

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