In the ‘Customize the Ribbon’ window under the Customize the Ribbon list, click the tab that you want to move.
Click the Move Up or Move Down arrow until you have the order you want.
To see and save your changes, click OK.
More information can bee found on Microsoft’s support page (PC).
To customize the Ribbon, open or create a Word, Excel, or PowerPoint document.
Go to the app Preferences and click Ribbon and Toolbar.
On the Ribbon tab window, select the commands you want to add or remove from your Ribbon and click the add or remove arrows.
More information can be found on Microsoft’s support page (Mac).