

More likely than not you’re confusing modifier keys.
On the Mac, the zoom is [Command] + [+].
In Linux it’s [Control] + [+]
This is pretty much true across the board. It’s sometimes non-obvious because wrappers like UTM try to “help”.
The alternative is to ssh into the VM and continue to use the MacOS shortcuts you’re used to.
Source: I’ve been using Linux on MacOS guests for a very long time.














And precisely how will you achieve the minimum standard of sustaining human life … trivial things like food and lodging?