Microsoft Office 2021 LTSC is a type of software that doesn’t change much over time, which is great for companies that want to use the same tools without any surprises. It comes with popular programs like Word, Excel, PowerPoint, Outlook, and OneNote, which are all pretty standard. The Professional Plus version also includes some extra tools that can be helpful for businesses. This way, companies can use the software they need without having to worry about new features being added all the time.

The suite suits regulated, restricted, and disconnected work environments. It uses Click-to-Run deployment and receives security and quality updates throughout its support lifecycle. Users seeking a newer fixed-release edition can also explore Microsoft Office 2024 Professional Plus LTSC on GetintoWAY.

Characteristics of Microsoft Office 2021 LTSC

• Provides perpetual volume licensing for eligible organizations
• Includes Word, Excel, PowerPoint, Outlook, and OneNote
• Professional Plus includes Access and additional business applications
• Uses Microsoft Click-to-Run installation technology
• Receives regular security and quality updates
• Maintains a stable feature set after release
• Supports KMS and Multiple Activation Key methods
• Supports OpenDocument Format 1.3 files
• Includes XLOOKUP and dynamic arrays in Excel
• Offers improved slide recording tools in PowerPoint
• Provides email translation and inking in Outlook
• Includes a dark document canvas in Word
• Available in 32-bit and 64-bit editions

What’s New in Microsoft Office 2021 LTSC Version 2108 Build 14334.20914

• Released by Microsoft on September 12, 2026
• Updates the LTSC channel to Build 14334.20914
• Includes cumulative security and quality updates
• Contains updates delivered through previous LTSC builds
• Preserves the established Version 2108 feature baseline

Official Website: Microsoft Office 2021 LTSC Official Website

System Requirements

• Operating System: Windows 11 or supported Windows 10 LTSC editions
• Processor: 1.1 GHz or faster dual-core processor
• RAM: 4 GB minimum
• Storage: 4 GB available disk space
• Display: 1280 × 768 minimum resolution
• Graphics: DirectX 9 or later for hardware acceleration
• Browser: Current Microsoft Edge, Chrome, or Firefox
• Internet: Required for online features and MAK activation

Open Installation Guide & Frequently Asked Questions

Build Highlights

Software: Microsoft Office 2021 LTSC
Type: Official Windows Installer (Silent RePack)
Setup Size: ~1.8 GB
Status: Clean, Tested