Windows
Finding your Windows product key: how it works on Windows 11 and 10
How to find your Windows product key on Windows 11 and 10: via PowerShell, with slmgr and in Settings – and why often no key is shown at all.
5 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.
Results for “Windows 10” · 7All articles
- Windows
Buying a Windows 10 key in 2026: Home or Pro – is it still worth it?
Is a Windows 10 key still worth it in 2026? We show who Home or Pro makes sense for, what the end of support means and when Windows 11 is the better fit.
5 min read - Windows
Windows 10 ESU: security updates until October 2027 – how to enrol
With Windows 10 ESU, home users receive security updates until 12 October 2027. Here is how to check the requirements and enrol your PC step by step.
5 min read - Windows
Activating Windows 11 and 10: instructions, commands and error codes
How to activate Windows 11 and 10 with a product key: via Settings, during installation or by command. Plus phone activation and the most important error codes.
6 min read - Windows
Reinstalling Windows 10: create a USB stick, install, activate
Setting up Windows 10 afresh: how to choose between a reset and a clean installation, create a USB stick with the Media Creation Tool and activate Windows.
6 min read - Windows
Upgrading Windows 10 to Windows 11: three free methods explained
How to upgrade Windows 10 to Windows 11 free of charge: via Windows Update, the Installation Assistant or an ISO file, including preparation, duration and rollback.
6 min read - Windows
Windows 10 end of support: what applies now and which options you have
Since 14 October 2025, Windows 10 no longer receives regular security updates. We explain what this means and the four routes now open to you.
6 min read