: Double-click the chart to open the internal datasheet. If you can edit values and the chart updates, the license is fully functional. think-cell manually update your license key if it is expiring soon? KB0010: The think-cell license key window pops up
If you aren't sure if the add-in is even installed or enabled: how to check think cell license key install
You can check if a think-cell license key is successfully installed and view its expiration status directly within Microsoft PowerPoint or Excel : Double-click the chart to open the internal datasheet
Go to File > Options > Add-Ins . Ensure think-cell is listed under Active Application Add-ins . If it is "Disabled," change the Manage dropdown to Disabled Items , select think-cell, and click Enable . and click Enable .