This repository provides a clean, step-by-step guide to download, configure, and install Microsoft Office LTSC Professional Plus 2021 using the Office Customization Tool (OCT) and Office Deployment Tool (ODT).
📝 1. Create Office Configuration (Office Customization Tool)Open the Office Customization Tool and configure the following:
✔ Architecture 32-bit or 64-bit ✔ Office Suite Office LTSC Professional Plus 2021 – Volume License ✔ Apps to Install Access Word Excel PowerPoint ✔ Languages English (United Kingdom) English (United States) ✔ Installation Option Uninstall MSI versions → OFF ✔ Export Select Office Open XML formats Tick I accept the terms in the license agreement Export → ses configuration.xml 📝 2. Download Office Deployment Tool (ODT)Download the Office Deployment Tool from Microsoft's official site.
📝 3. Prepare Installation Folder Create a new folder: Office_2021 Move these files inside: configuration.xml officedeploymenttool.exe Run officedeploymenttool.exe as Administrator: Accept → Continue Choose the Office_2021 folder Files extract automatically 📝 4. Move Folder to Local Disk (C:)Copy Office_2021 → Paste inside:
C:\ 📝 5. Install Office Using CMDOpen Command Prompt as Administrator and run:
cd C:\Office_2021Then install Office:
setup /configure configuration.xmlOffice installation will begin automatically ✔
🎉 Done!Your Office LTSC Professional Plus 2021 is now installed successfully.