Done.exe

: If you are specifically referring to a computer process that has finished running. Digital and Technical Contexts

: If you are actually naming a computer file, .exe is the standard file extension for an executable program on Microsoft Windows . Done.EXE

The phrase "Done.EXE" is technically improper in standard written English but is used in digital slang to express that something has been definitively completed or "executed" like a computer program. : If you are specifically referring to a

: A more formal alternative for status reports or official updates. Done.EXE

If you are looking for the grammatically correct or "proper" ways to write this, consider these alternatives based on your intent: Grammatically Correct Versions