The conflict resolution feature helps you quickly resolve inconsistencies that result from someone else uploading or making online changes to the same campaign that you are working on in Microsoft Bing Ads Editor.
When you post or get data, if a conflict is detected between the data in Bing Ads and your local version in Bing Ads Editor, a dialog box appears. Before your task can resume, you must select which version of the data to keep in Bing Ads Editor. You can resolve the conflicts in bulk or individually.
To set default conflict resolution settings...