1. cd your_redmine_installation_dir/plugins
2. For Redmine Version >= 3.00:
   git clone -b main https://github.com/conveniencable/microsoft_project_connector
   
   For Redmine Version 2.x:
   git clone -b Redmine2.x https://github.com/conveniencable/microsoft_project_connector
3. Restart your redmine

Click Administration link in top, then click MS Project Connector link.

Then you can see the follow setting page:

Then you can New Mapping fields by select a redmine field,

Or change a mapping field by select a microsoft project field.

When every mapping is ok, click Apply button to save all the fields mapping.

• Do Nothing: the issues corresponding to the tasks will not be deleted.
• Ask Me: Ask user delete or not by a confirm dialog
• Delete Issue: the issues corresponding to the tasks will be deleted.