On the taskbar, you might need to select the Show hidden icons arrow ( or ) next to the notification area to see the OneDrive cloud icon.

On the taskbar at the bottom of your computer screen, hover over the OneDrive cloud icon.

To find out which sync client you are using, from the taskbar, proceed as follows. There are two easy ways to find out which sync client you are using: If you're an Office 365 subscriber, but also want to sync across SharePoint site libraries, you can run both sync clients at the same time. The previous OneDrive for Business Sync Client SharePoint site libraries or on-premises instances of OneDrive for Business (instances that aren't associated with Office 365) OneDrive for Business Next Generation Sync Client OneDrive for Business accounts associated with Office 365. The table below shows which OneDrive for Business sync client you require.

There are two different sync clients in use the ' new' or ' next generation' OneDrive for Business Sync Client, and the ' previous' OneDrive for Business Sync Client. OneDrive for Business uses a sync client to achieve synchronisation with your computer. Whenever you're online, any changes that you or others made while offline will sync automatically. If you sync OneDrive for Business files to your computer then you can work with them directly in File Explorer, and access the files even when you're offline. Which version of OneDrive sync client am I using?

Onedrive for business mac sync