Set up units of measure for all Office 365 Recurring License, Office 365 Add-on Recurring License, Office 365 Software Subscription License, and Office 365 Perpetual Software License resources:
- Go to Products > Resources.
- Select the required Office 365 resource.
- Click Change Unit of Measure.
- Select License (for resources which are measured in items) or GB (for resources which are measured in gigabytes) and click Save.