Removing Publisher and Access, keeping only the core suite. Paste this into your download XML:
: You can install Word, Excel, and PowerPoint on computers that aren't connected to the web at all during the setup phase. microsoft office 365 offline installer
You will see a yellow bar in Office saying "Unlicensed Product." The user must connect to the internet once (even via mobile hotspot), sign into their Microsoft account, and the license will activate instantly. After activation, they can go offline again for up to 30 days before needing a refresh. Removing Publisher and Access, keeping only the core suite