谷歌了下,不知道行不行
解决办法:
The solution was to delete the REG_BINARY in
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Terminal Server\RCM\GracePeriod
Only leaving the default.
And reboot.
来源于http://anilgprabhu.blogspot.com/2014/05/reset-trial-terminal-license-on-windows.html