Note: If someone else was logged in using Excel, it is simplest to restart the computer before beginning these steps
- Restart Computer
- Login to the computer
- Click Start
- From the Start Menu Search for Bloomberg
- In the right hand side of the Start Menu, select Open File Location

- Click Install Office Add-Ins
- Click Install
- Click OK
- Click Close
- Open Excel and verify that the Bloomberg tab is on the menu bar
- If you receive an error, check the Task Manager for any open instances of Excel or Microsoft Office
- End Task on any open instances of Excel or Office
- From the Start menu, click Bloomberg
- Click Stop API process
- Follow the window prompts, press Enter/Go on the keyboard
- From the Start menu, click Bloomberg
- Click API Environment Diagnostics
- Click Start
- Click Yes to proceed
- Click OK
- Click Repair
- Wait for repair to complete
- From the Start menu, click Bloomberg
- Click Install Office Add-Ins
- If still having the issue try manually installing the add-in
- Open Excel
- Click File
- Click Options
- Click Add-ins
- From the Manage drop-down menu select Excel Add-ins
- Click Go...
- Click Browse
- Browse to C:\blp\API\Office Tools
- Select BloombergUl.xla
- Click Open
- Click OK
- Restart Excel
If you receive an error or still having an issue, please contact the Service Desk with the following information:
- Building name
- Room number
- Detailed information about the error message