We now offer support for Cross Network in Microsoft Ads networks on the All Accounts Dashboard. To include this data in your custom views, follow these steps:
Select your saved view from the "View" option in the top right corner of the page.
Click on Filters, select the "Cross Network" option and Apply.
Go back to the "View" option, then click "Save Current View" from the drop-down.
A side tray will appear. Confirm your preferences and click "Save".