Skip to main content

This browser is no longer supported.

Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support.

Download Microsoft Edge More info about Internet Explorer and Microsoft Edge
Read in English
Read in English Edit

Share via

Facebook x.com LinkedIn Email

Office LTSC 2021 deployment documentation

Resources for IT professionals and admins on how to deploy and manage Office LTSC 2021.

Plan, prepare, and deploy

Get started

  • Overview of Office LTSC 2021

Deploy

  • Deploy Office LTSC 2021
  • Deploy Project 2021
  • Deploy Visio 2021
  • Deploy OneNote 2021

Activation

Overview

  • Volume activation of Office

Tutorial

  • Configure a KMS host computer
  • Configure DNS for KMS

How-To Guide

  • Activate by using KMS
  • Activate by using MAK
  • Activate by using Active Directory

Update

Overview

  • How Office LTSC 2021 gets updated
  • How updates are different in Office LTSC 2021

How-To Guide

  • Configure where Office LTSC 2021 gets updates from
  • Check for updates for Office LTSC 2021
  • Use Group Policy to specify update settings

Office LTSC for Mac 2021

Overview

  • Overview of Office for Mac (for admins and IT Pros)

Deploy

  • Deployment options for admins for Office for Mac

How-To Guide

  • Activate Office for Mac with Volume License Serializer

Troubleshooting and Support

Reference

  • Troubleshoot Office LTSC 2021
  • End User Help and Learning
Your Privacy Choices
  • AI Disclaimer
  • Previous Versions
  • Blog
  • Contribute
  • Privacy
  • Terms of Use
  • Trademarks
  • © Microsoft 2025
Your Privacy Choices
  • AI Disclaimer
  • Previous Versions
  • Blog
  • Contribute
  • Privacy
  • Terms of Use
  • Trademarks
  • © Microsoft 2025