Attention: You cannot activate this yourself, so please ask our Chat with Support to do this for you. 

Go to Management - Payroll. When you see the 'Contracts' button, this means this module is activated. The fields are empty and you need to fill in the contract numbers to export.

Then click on the button '+ contracts'.

A new page will open. Click on 'Reading in and linking contracts'.

A pop-up will open. Select the appropriate period and click on 'Link contracts'.

The contract number will be added on the payroll page.