More and more Group Policies for OneDrive and for your Windows 10 were established to give administrators control over the devices, storage and behavior. This session describes the user behavior to sync many files from different libraries for collaboration, not only from their own tenant, also from other tenants through B2B sync, but give the administrators full control via Group Policies. These GPOs not only for OneDrive, but also for the different devices, control Windows 10 through “OneDrive Files on Demand” and “Storage Sense”. Also help user’s behavior “Deleting files by mistake”. It ends up with the TOP 10 of Group Policies for OneDrive and Windows 10 devices.