Office
Office end of support: 2016, 2019, 2021 and 2024 at a glance
Office 2016 and 2019 have not received security updates since October 2025, and Office 2021 follows on 13 October 2026. All dates and your options at a glance.
7 min read
Guides
Guides on software licences
Buying advice, step-by-step guides and background on Windows, Office, Project and Visio – clearly explained by the Keychannel team.
Office · 7All articles
- Office
Office Professional Plus or Standard: which edition do you need?
Standard or Professional Plus? We show which programs both Office editions from 2016 to 2024 include and when the larger edition is worth it.
6 min read - Office
Office 2024 or Microsoft 365: one-off purchase or subscription compared
Pay once or pay regularly? We compare Office 2024 and Microsoft 365: features, updates, devices, cloud and how the costs add up over the years.
6 min read - Office
Finding your Office product key: what is possible and what is not
You cannot read out the full Office key on your PC. We show what OSPP.VBS reveals, where the full key can be found and how to store it safely in future.
6 min read - Office
Buying Office 2024: editions, new features and buying tips without a subscription
Office 2024 is the current one-off purchase version without a subscription. We show what Standard and Professional Plus include, what is new and what to look out for when buying.
7 min read - Office
Activating Office: installation and activation with a product key
How to install and activate Office 2016 to 2024 with your product key: from downloading the setup and online activation through to activation by telephone.
8 min read - Office
Office 2021 or 2024: which version is still worth it in 2026?
Office 2021 and 2024 look similar, but support for 2021 ends on 13 October 2026. This comparison shows all the differences and when 2021 is still enough.
6 min read