When you receive a Do you want to view only the webpage content that was delivered securely Security Warning in Internet Explorer when you use the RingCentral Salesforce.com App application, you are getting a Mixed Content Warning. It indicates that you are accessing salesforce.com over HTTPS (secured connection), but communicating with the CTI adapter over HTTP.
NOTE: Salesforce CRM Integration is available for Office Premium and Ultimate customers only. To learn more about the new Office Editions, click here.
To resolve this issue, you will need to change the security settings for the Internet Explorer. For instructions on how to do this, follow the steps below:
Click the gear icon on the upper-right portion of the Internet Explorer window and select Internet Options from the drop-down menu.
Select the Security tab at the top of the pop-up window.
Select Internet and click the Custom level… button.
Under the Miscellaneous section, set the permission for Display mixed content to Enable.
Click OK to confirm the changes.
IMPORTANT: Make sure the local host and the Salesforce website are not added to the Restricted Sites zone.
Now do the same (Step 3 to 6) for Local Intranet and Trusted Sites zone as well.
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