Some versions of "NoClose" are classified as trojans written in JavaScript that open multiple browser windows that are difficult to close.

Users often use it to prevent the accidental closure of critical applications like 3D slicers, long-running terminal tasks, or when teaching children how to use a computer.

“Excellent tool. Just what I was looking for. But doesn't work for many apps – like WPS Writer, Calculator and so on..” www.dcmembers.com · 8 years ago