Before database installation, you should first know what operating system of your computer. In general, it is recommended that win7 to install sqlserver2008, win10 to install sqlserver2012. The U disk includes two database files, but because of the system version, it may appear different situation. In case of failure to install, please follow the point seven of the database installation problem to operate.
Unzip the database, click setup.exe to install
Before database installation, Microsoft.NETframework should be installed first. (Installation U disk comes with the device)