Microsoft Office 2019 Professional Plus LTSC - Reliable Software

Office LTSC Professional Plus 2019 is the Long-Term Servicing Channel edition of Office 2019, licensed here for one Windows PC. It suits businesses, schools and offline systems that want a fixed feature set with no subscription. Your activation key is delivered by email after purchase. What makes the LTSC edition different LTSC is the volume-licensed branch of Office built for managed work computers. Its features stay frozen after release, unlike Microsoft 365, which changes every month. This listing covers a single PC; the Office LTSC 2019 Pro Plus 3 PCs listing covers three. Because LTSC is a volume channel product, it is not installed from office.com/setup. Instead, IT staff install it with the free Office Deployment Tool and a short configuration file. Included applications

Word, Excel, PowerPoint and Outlook 2019. OneNote for notebooks. Access 2019 for databases and Publisher 2019 for print layouts. Skype for Business, where your organisation still uses it.

The apps are the same as in the retail Professional Plus suite. The difference lies in licensing, installation method and update channel. Licence details

Product Microsoft Office LTSC Professional Plus 2019

Edition Professional Plus, Long-Term Servicing Channel

Licence type Volume channel (LTSC), perpetual licence, no subscription

Devices 1 Windows PC

Platform Windows 10 and Windows 11

Activation Online (internet needed), or by phone

Delivery Activation key by email

Microsoft support status Ended 14 October 2025 (no further security updates)

System requirements

Windows 10 or Windows 11. 1.6 GHz processor or faster, 2 cores. 4 GB RAM; 64-bit Office is recommended. 4 GB available disk space. Internet connection for activation.

How to download, install and activate Direct download: Office LTSC 2019 Professional Plus installer (English, 64-bit). Run the downloaded file to start setup.

Uninstall any other Office version, including Microsoft 365 trials. Download the Office Deployment Tool from Microsoft and extract it to a folder. Create a configuration file for Professional Plus 2019 volume edition (product ID ProPlus2019Volume, channel PerpetualVL2019). Run setup.exe /configure with that file. Office installs through Click-to-Run. Open Word, go to File > Account, enter your key and activate online. If online activation fails, use the phone activation method.

Our Office 2019 Pro Plus installation guide walks through these steps with screenshots. LTSC 2019 compared with the other Office 2019 listings Every listing below installs the Professional Plus apps. Choose by licence type and PC count.

Listing Licence type PCs Activation Best for

Office 2019 Pro Plus (retail) Retail, transferable 1 PC at a time Online, linked to a Microsoft account Users who may move Office to a new PC

Office 2019 Pro Plus – 1 PC Single-PC key 1 PC Online, phone activation possible One home or office PC

Office LTSC Professional Plus 2019 – this page LTSC (volume channel) 1 PC Online or by phone A fixed, managed work PC

Office LTSC 2019 Pro Plus – 3 PCs LTSC (volume channel) 3 PCs Online or by phone A small office with three PCs

Office LTSC 2019 support ended on 14 October 2025. It still works, but it receives no security fixes. For connected business PCs, Office LTSC Professional Plus 2024 for 3 devices is supported until 9 October 2029. Frequently asked questions What does LTSC mean in Office 2019? LTSC stands for Long-Term Servicing Channel. It is a fixed, volume-licensed version of Office for organisations that want stability. Features do not change after release, which reduces retraining and compatibility testing.

Microsoft supplied security updates only, and those ended for Office LTSC 2019 on 14 October 2025. Can I reinstall Office LTSC 2019 later? Yes, on the same licensed PC, within the licence terms. Keep your key email and your Office Deployment Tool configuration file. After a Windows reinstall, run the same setup again and activate. If the online server rejects a repeat activation, phone activation normally completes it. Is Office LTSC 2019 Professional Plus a subscription? No. It is a one-time purchase with a perpetual licence. There are no monthly or yearly payments, and the apps keep working without a Microsoft 365 plan. The trade-off is that you will not receive new features. You keep the Office 2019 feature set for as long as you use it. Is Office LTSC 2019 suitable for business use? Yes. LTSC editions were designed for business and education use, including commercial work. They suit fixed PCs such as reception desks, labs and offline machines.

For PCs that browse and handle email all day, choose a supported version, because Office 2019 no longer gets security updates. Related products and guides

Office 2019 Pro Plus download and activation guide Office LTSC 2019 Pro Plus for 3 PCs Office LTSC 2024 Pro Plus for 3 devices Office 2019 collection