1. Run PowerOLAP as an Administrator

2. Open PowerOLAP and along the Home ribbon open Options

3. Towards the bottom left on the Options popup is a dropdown what what version of Excel PowerOLAP uses

4. Select the "Latest Installed" 


If you cannot run PowerOLAP as an Administrator 


1. Close PO Server/Client


2. Open up the registry 


3. Navigate to HKEY_CURRENT_USER\Software\Paris\PowerOLAP\Settings


4. Find the key named Language


5. Right click and choose Modify


6. Change Danish to English




7. Open PowerOLAP. Open a database first then check the Options. You should now see everything configured properly.