Windows 10 January Technical Preview (build 9926) ready for download

Windows 10 logo blue

Microsoft releases Windows 10 build 9926 (January Technical Preview) to Windows Insider program, users registered to the program can now download the new bits through the Fast and Slow right of updates. Simultaneously the company is also making available the ISO files for build 9926.

Microsoft also notes that the gap between 9879 and 9926 is the longest users will see, because of the holidays and because the Windows team needed to stabilize the code and add more features. From now and forward, the software maker says that it will release new build faster.

Build 9926 is the so called Windows 10 January Technical Preview and it’s the build that includes Cortana, Continuum, improved Action Center, and a bunch of other features.

Upgrading to the new build is really straightforward, you can download the ISO files from the links below to perform a clean install of the operating system, or simply follow the steps below to update Windows 10 build 9879:


1. Go to PC settings and navigate to Update and recovery

2. Click Preview Builds

3. Click on the Check now

4. Then click Download now to install build 9926

If the build is available for your computer, it will download and install automatically. The process will take some time depending on your internet speed and your computer hardware.

If you’re performing a clean install use this product key: NKJFK-GPHP7-G8C3J-P6JXR-HQRJR

Build 9926 is available in 22 languages, if English isn’t your language, you can find all the versions here.

About the author

Mauro Huculak is a Windows How-To Expert who started Pureinfotech in 2010 as an independent online publication. He has also been a Windows Central contributor for nearly a decade. Mauro has over 15 years of experience writing comprehensive guides and creating professional videos about Windows and software, including Android and Linux. Before becoming a technology writer, he was an IT administrator for seven years. In total, Mauro has over 21 years of combined experience in technology. Throughout his career, he achieved different professional certifications from Microsoft (MSCA), Cisco (CCNP), VMware (VCP), and CompTIA (A+ and Network+), and he has been recognized as a Microsoft MVP for many years. You can follow him on X (Twitter), YouTube, LinkedIn and Email him at [email protected].