# 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) - [ยป 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) ### Speak to us - Join the Endpoint Central Community to get instant answers for your queries, register with our [Forum](http://forums.manageengine.com/Desktop-Central). - Look out for the latest happenings in Desktop Management, follow our Tweets on [Twitter](http://twitter.com/DesktopCentral). - Get to know the latest updates and Best Practices in Desktop Management through our [Blog](http://blogs.manageengine.com/desktopcentral/index.html).