Upgrade Excel Add-in

Upgrading the Excel Add-in ensures you have the latest features, performance improvements, and security updates. Always use an installer version that matches your SEI Server version to avoid errors or compatibility issues. Follow the steps below based on your current version.

Upgrade instructions by installed version

Installed Add-in Version	Upgrade Steps
Earlier than 2023 Release 2	1. Uninstall the previous Excel Add-in from each workstation. 2. Install the new version using Nectari Excel Add-in – x64.exe (or SEI).
2023 Release 2 or later	1. Run the new installer directly—you do not need to uninstall the previous version. 2. (Optional) Monitor installation or troubleshoot using log files as needed.