For most users, no action is required.
This article only applies in specific legacy scenarios and can safely be ignored by the majority of customers.
When Is This Article Relevant?
ExtendInsights Excel add-ins are Microsoft web apps. Microsoft not ExtendInsights determines which browser is used to render the add-in inside Excel.
Most users
Windows 10 or later
Microsoft 365 subscription
Excel desktop or Excel Online
In these environments, Microsoft automatically uses Microsoft Edge (Chromium) to render the add-in.
🟢 If your add-in is rendered in Edge (Chromium), no cache or cookie changes are needed.
If you’re unsure which browser is being used to render the add-in, refer to this documentation on Office add-in browsers.
⚠️ When Do You Need These Steps?
Continue reading only if:
The add-in is being rendered in Internet Explorer 11, and
You are experiencing issues loading or using ExtendInsights
This scenario typically occurs on older or unpatched environments.
Allow the ExtendInsights App in Internet Explorer 11
Open Internet Explorer 11.
Click the gear icon (top-right) and select Internet Options.
Go to the Privacy tab.
Click Sites.
Enter the following URL and click Allow:
https://smartclient.io
Allow Third-Party Cookies in Internet Explorer 11
In Internet Explorer 11, open Internet Options.
Select the Privacy tab.
Click Advanced.
Ensure the following options are enabled:
Accept first-party cookies
Accept third-party cookies
Always allow session cookies
Click OK to save your changes.
These settings allow the ExtendInsights add-in to store required session data when rendered in Internet Explorer.
Summary
Most users do not need to change cache or cookie settings
No action is required if Edge (Chromium) is used
Only IE11 users experiencing issues should follow the steps above
Still Having Trouble?
If issues persist after updating the settings:
🔍 Visit the Help Center: https://www.cloudextend.io/support/
💬 Use the in-app chat (bottom-right of the support site)
✉️ Email cloudextend-support@celigo.com
📎 Include your Excel version, Windows version, and whether Internet Explorer is being used to render the add-in.