I think this is probably correct, unfortunately.
Virtual machines implement screen resizing by unplugging the old virtual
screen and plugging in a new virtual screen of a different resolution,
to match the window size. So to gnome-shell it is a new monitor being
plugged in and that should default
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: gnome-shell (Ubuntu)
Status: New => Confirmed
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** Package changed: xorg (Ubuntu) => gnome-shell (Ubuntu)
** Tags added: hidpi
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https://bugs.launchpad.net/bugs/1767342
Title:
Dosplay scale factor reset after
