What is the win10 preview installation key? Win10 preview release time

Many of the friends who started installing the win10 technology preview version have the Win10 preview installation key. And when the Win10 preview version expires, when are these two questions, the following small series will bring you the contents of the Win10 preview installation key and expiration time, let's get to know it. 1. What is the Win10 preview installation key? A: NKJFK-GPHP7-G8C3J-P6JXR-HQRJR, this is Microsoft's public information, but many users really don't know. 2. When is the expiration time of the Win10 preview? A: The Windows 10 Technology Preview will expire on April 15, 2015. Microsoft will send a notification to users on April 1, 2015 to remind users to upgrade their computers to the new version. IT Home Note: You don't have to worry too much about the expiration of the Windows Technology Preview, because Microsoft will definitely release an updated version before then.