how to unlock a client pc unlocked only by using the main server client

[Microsoft Windows]

I used to run a cybercafe with many computers. These computers could only be unlocked using the main server computer, which also managed them.Customers had to pay to unlock a computer, and there was a time limit before it locked again.Unfortunately, the main server computer broke, and now none of the computers can be unlocked.windows version on all pc : windows 7the server version: windows server 2008

Continue reading...