Edit: None of the answers I got work so I went ahead and filed a bug in KDE bugzilla: https://bugs.kde.org/show_bug.cgi?id=502901
Neither CTRL Q or CTRL W work for me. I set a hotkey for the window operations menu in Settings app > Shortcuts > KWin > Window Operations Menu, but then pressing the close button in the context menu that shows, closes the window of the other window I was focused on and not the debugger.
KDE is an international technology team creating user-friendly free and open source software for desktop and portable computing. KDE’s software runs on GNU/Linux, BSD and other operating systems, including Windows.
If you encounter a bug, proceed to https://bugs.kde.org, check whether it has been reported.
If it hasn't, report it yourself.
PLEASE THINK CAREFULLY BEFORE POSTING HERE.
Developers do not look for reports on social media, so they will not see it and all it does is clutter up the feed.
I don't think you read the question correctly.
No