Microsoft Office Support for Apple Silicon

The official KB article for Apple Silicon support can be found at https://aka.ms/apple_silicon

The 16.43.20110804 November release will run on M1 chips under Rosetta 2 as the apps only contain Mach-O bundle support for x86_64

In the Beta Channel (formerly known as Insider Fast) builds 16.44.20111100 and later are Universal 2 format and contain support for both x86_64 and arm64

Universal 2 Direct Download LinksBuildAvailability
Word 365/2019 Beta 16.44.20112905 Universal 2 Download
Excel 365/2019 Beta 16.44.20112905 Universal 2 Download
PowerPoint 365/2019 Beta 16.44.20112905 Universal 2 Download
Outlook 365/2019 Beta 16.44.20112905 Universal 2 Download
OneNote 365/2019 Beta 16.44.20112905 Universal 2 Download