SAI2 64bit - 2022-02-07 Technical Preview (Zip File, 2.8M). SAI2 32bit - 2022-02-07 Technical Preview (Zip File, 2.6M). Caution!: After 2019-05-18 version, SAIv2 moves history data and thumbnail cache folder into C:\Users\(USERNAME)\AppData\Local only once when started.Please do not worry, this is the specified behavior. The distribution is not an installer model.Extract all files(and folders) from the distribution Zip file, and run sai2.exe directly in the folder of extracted files.Please manage file associations and shortcuts for sai2.exe yourself. How To Apply Your Software User License of SAI Ver.1 to the technical preview version of SAI Ver.2. If you have a license of SAI Ver.1, you are able to remove the lock of save and load features with your license. Please download a new license certificate with the system id that got from SAI Ver.2 from the license certificate download form, and put it into either of the following folders. 2020-01-07 Technical Preview or later:"<(My)Documents>\SYSTEMAX Software Development\SAIv2"(The folder included "error" folder and "settings" folder). 2019-08-12 Technical Preview or earlier:"<(My)Documents>\SYSTEMAX Software Development\SAI2 Demo"(The folder included "error" folder and "settings2.ssd" file).