To modify languages (swap/remove) during the Creative Refresh process for Commission Campaigns, please follow these steps:
1 - Access the Campaign page > Commission tab and select an active multi-language campaign.
2 - Click the Action dropdown next to the active channel and select View/Refresh Creatives (screenshot attached).
3 - Update the creative languages by swapping or removing them as required.
4 - Click Save to confirm your updates.
Note: The system will automatically update the line items in the background across all DSPs.